{"id":3296,"date":"2019-12-05T07:11:25","date_gmt":"2019-12-05T07:11:25","guid":{"rendered":"https:\/\/www.keithstestgarage.com\/?p=3296"},"modified":"2020-03-27T03:27:59","modified_gmt":"2020-03-27T03:27:59","slug":"diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas","status":"publish","type":"post","link":"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/","title":{"rendered":"NeoPixel C9 Bulb Diffusers"},"content":{"rendered":"\n<p>Sometimes, good things go away &#8211; such as the frosted C9 bulbs.  You know, the ones where the paint chips off.  Yeah, those frosted C9 bulbs of Charlie Brown goodness.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3307\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/img_8527-2\/\" data-orig-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?fit=2560%2C1727&amp;ssl=1\" data-orig-size=\"2560,1727\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544091154&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;32&quot;,&quot;shutter_speed&quot;:&quot;0.016666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"IMG_8527-2\" data-image-description=\"\" data-medium-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?fit=300%2C202&amp;ssl=1\" data-large-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?fit=770%2C520&amp;ssl=1\" loading=\"lazy\" width=\"2560\" height=\"1727\" src=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?fit=770%2C520&amp;ssl=1\" alt=\"\" class=\"wp-image-3307\" srcset=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=300%2C202&amp;ssl=1 300w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=1024%2C691&amp;ssl=1 1024w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=768%2C518&amp;ssl=1 768w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=1536%2C1036&amp;ssl=1 1536w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=2048%2C1381&amp;ssl=1 2048w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=370%2C250&amp;ssl=1 370w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=270%2C182&amp;ssl=1 270w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=570%2C384&amp;ssl=1 570w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=740%2C499&amp;ssl=1 740w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?resize=400%2C270&amp;ssl=1 400w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?w=2310&amp;ssl=1 2310w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure>\n\n\n\n<h2>This IS About the Diffuser<\/h2>\n\n\n\n<p>No offense, <a rel=\"noreferrer noopener\" aria-label=\"Arduino (opens in a new tab)\" href=\"https:\/\/amzn.to\/33WAJvO\" target=\"_blank\">Arduino<\/a>.  I love you and want to give you a great big bear hug because you are amazing, but you&#8217;re represented quite well in the wwworld and I don&#8217;t have much to add. <\/p>\n\n\n\n<p><strong>But<\/strong>, the world seriously needs to bring back the nostalgic C9 bulb, and that&#8217;s what I&#8217;m here for.<\/p>\n\n\n\n<h2>This is NOT About the Arduino, Code, or Power<\/h2>\n\n\n\n<p>I&#8217;d rather not cover things that have already been covered. <\/p>\n\n\n\n<ul><li>Adafruit already wrote a great article on <strong>power<\/strong>.   <a rel=\"noreferrer noopener\" aria-label=\"Read it (opens in a new tab)\" href=\"https:\/\/learn.adafruit.com\/adafruit-neopixel-uberguide\/powering-neopixels\" target=\"_blank\"><strong>Read it<\/strong><\/a>. <\/li><li>Adafruit also has a sa-weet <strong>NeoPixel <a rel=\"noreferrer noopener\" aria-label=\" (opens in a new tab)\" href=\"https:\/\/learn.adafruit.com\/adafruit-neopixel-uberguide\/the-magic-of-neopixels\" target=\"_blank\">\u00dcberguide<\/a><\/strong>.<\/li><li><strong>Wanna Pseudo-Async like it&#8217;s Pseudo-1999?<\/strong>  <a rel=\"noreferrer noopener\" aria-label=\"Adafruit wrote an article about that, too (opens in a new tab)\" href=\"https:\/\/learn.adafruit.com\/multi-tasking-the-arduino-part-3\/overview\" target=\"_blank\">Adafruit wrote an article about that, too<\/a>.  i use their technique often.  Such as, in my <a rel=\"noreferrer noopener\" aria-label=\"Smokin' LED Candle. (opens in a new tab)\" href=\"https:\/\/www.keithstestgarage.com\/2019\/03\/05\/led-candle-that-looks-lights-flickers-blows-out-smokes-and-smells-like-a-real-candle\/\" target=\"_blank\">Smoking LED Candle.<\/a>.<\/li><\/ul>\n\n\n\n<p>A friend and I designed a <em>proper<\/em> C9 LED diffuser for the <a rel=\"noreferrer noopener\" aria-label=\"WS2811 NeoPixel LEDs (opens in a new tab)\" href=\"https:\/\/amzn.to\/34T22It\" target=\"_blank\">WS2T811 12mm NeoPixel LEDs<\/a>.  <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/amzn.to\/34T22It\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-attachment-id=\"3301\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/screen-shot-2019-12-05-at-12-34-59-am\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?fit=766%2C684&amp;ssl=1\" data-orig-size=\"766,684\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Screen-Shot-2019-12-05-at-12.34.59-AM\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?fit=300%2C268&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?fit=766%2C684&amp;ssl=1\" loading=\"lazy\" width=\"766\" height=\"684\" src=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=766%2C684&#038;ssl=1\" alt=\"\" class=\"wp-image-3301\" srcset=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?w=766&amp;ssl=1 766w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=300%2C268&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=370%2C330&amp;ssl=1 370w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=270%2C241&amp;ssl=1 270w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=335%2C300&amp;ssl=1 335w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=570%2C509&amp;ssl=1 570w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=740%2C661&amp;ssl=1 740w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.34.59-AM.png?resize=400%2C357&amp;ssl=1 400w\" sizes=\"(max-width: 766px) 100vw, 766px\" data-recalc-dims=\"1\" \/><\/a><\/figure>\n\n\n\n<p>These, specifically:  <a rel=\"noreferrer noopener\" aria-label=\"https:\/\/amzn.to\/34T22It (opens in a new tab)\" href=\"https:\/\/amzn.to\/34T22It\" target=\"_blank\">https:\/\/amzn.to\/34T22It<\/a><\/p>\n\n\n\n<p>By <strong><em>proper<\/em><\/strong>, I mean, we modeled the C9 diffuser after an actual C9 bulb.  Because that&#8217;s how proper is done.<\/p>\n\n\n\n<p><strong>AND it clips on!<\/strong>  Consider that properer.<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped\"><ul data-carousel-extra='{\"blog_id\":1,\"permalink\":\"https:\\\/\\\/www.keithstestgarage.com\\\/old\\\/2019\\\/12\\\/05\\\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\\\/\"}' class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img data-attachment-id=\"3299\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/56611617825__e8a4b9c4-6ce8-4169-b8c1-683682a01f98\/\" data-orig-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?fit=1920%2C2560&amp;ssl=1\" data-orig-size=\"1920,2560\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544405378&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;32&quot;,&quot;shutter_speed&quot;:&quot;0.016666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98\" data-image-description=\"\" data-medium-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?fit=225%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?fit=768%2C1024&amp;ssl=1\" loading=\"lazy\" width=\"1920\" height=\"2560\" src=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?fit=768%2C1024&amp;ssl=1\" alt=\"\" data-id=\"3299\" data-full-url=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?fit=1920%2C2560&amp;ssl=1\" data-link=\"https:\/\/www.keithstestgarage.com\/?attachment_id=3299\" class=\"wp-image-3299\" srcset=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?w=1920&amp;ssl=1 1920w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=1536%2C2048&amp;ssl=1 1536w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=370%2C493&amp;ssl=1 370w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=270%2C360&amp;ssl=1 270w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=570%2C760&amp;ssl=1 570w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=740%2C987&amp;ssl=1 740w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611617825__E8A4B9C4-6CE8-4169-B8C1-683682A01F98-scaled.jpg?resize=400%2C533&amp;ssl=1 400w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img data-attachment-id=\"3300\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/56611620900__ac27b62d-01a0-472d-88dd-027bd809e3db-2\/\" data-orig-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?fit=1920%2C2560&amp;ssl=1\" data-orig-size=\"1920,2560\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544405408&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;32&quot;,&quot;shutter_speed&quot;:&quot;0.016666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2\" data-image-description=\"\" data-medium-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?fit=225%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?fit=768%2C1024&amp;ssl=1\" loading=\"lazy\" width=\"1920\" height=\"2560\" src=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?fit=768%2C1024&amp;ssl=1\" alt=\"\" data-id=\"3300\" data-full-url=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?fit=1920%2C2560&amp;ssl=1\" data-link=\"https:\/\/www.keithstestgarage.com\/?attachment_id=3300\" class=\"wp-image-3300\" srcset=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?w=1920&amp;ssl=1 1920w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=1536%2C2048&amp;ssl=1 1536w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=370%2C493&amp;ssl=1 370w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=270%2C360&amp;ssl=1 270w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=570%2C760&amp;ssl=1 570w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=740%2C987&amp;ssl=1 740w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56611620900__AC27B62D-01A0-472D-88DD-027BD809E3DB-2-scaled.jpg?resize=400%2C533&amp;ssl=1 400w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"background-color:#fef1ca\" class=\"has-background has-large-font-size\">It clips on.  With tabs.  No glue necessary.  <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3302\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/screen-shot-2019-12-05-at-12-42-51-am\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?fit=1341%2C1031&amp;ssl=1\" data-orig-size=\"1341,1031\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Screen-Shot-2019-12-05-at-12.42.51-AM\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?fit=300%2C231&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?fit=770%2C592&amp;ssl=1\" loading=\"lazy\" width=\"1341\" height=\"1031\" src=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?fit=770%2C592&amp;ssl=1\" alt=\"\" class=\"wp-image-3302\" srcset=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?w=1341&amp;ssl=1 1341w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=300%2C231&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=1024%2C787&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=768%2C590&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=370%2C284&amp;ssl=1 370w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=270%2C208&amp;ssl=1 270w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=570%2C438&amp;ssl=1 570w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=740%2C569&amp;ssl=1 740w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-12.42.51-AM.png?resize=400%2C308&amp;ssl=1 400w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure>\n\n\n\n<h2>Download the C9 .STL<\/h2>\n\n\n\n<p style=\"background-color:#e7f8ff\" class=\"has-background has-large-font-size\">Download the C9 Diffuser STL model from <strong>Thingiverse<\/strong> <br><a rel=\"noreferrer noopener\" aria-label=\" (opens in a new tab)\" href=\"https:\/\/www.thingiverse.com\/thing:3331268\" target=\"_blank\">https:\/\/www.thingiverse.com\/thing:3331268<\/a><\/p>\n\n\n\n<h2>Slice It However You&#8217;d Like<\/h2>\n\n\n\n<p>Spiral or Fuzzy.  I prefer fuzzy.  <\/p>\n\n\n\n<h3>Option 1:  Vase Mode (Spiral Mode)<\/h3>\n\n\n\n<p>Vase mode only really works for 1 bulb at a time.  Just be sure to add 1-2mm of &#8220;bottom&#8221; layers so the tabs get printed with full thickness &amp; strength.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3310\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/screen-shot-2019-12-05-at-1-35-50-am\/\" data-orig-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?fit=624%2C406&amp;ssl=1\" data-orig-size=\"624,406\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Screen-Shot-2019-12-05-at-1.35.50-AM\" data-image-description=\"\" data-medium-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?fit=300%2C195&amp;ssl=1\" data-large-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?fit=624%2C406&amp;ssl=1\" loading=\"lazy\" width=\"624\" height=\"406\" src=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=624%2C406&#038;ssl=1\" alt=\"\" class=\"wp-image-3310\" srcset=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?w=624&amp;ssl=1 624w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=300%2C195&amp;ssl=1 300w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=370%2C241&amp;ssl=1 370w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=270%2C176&amp;ssl=1 270w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=570%2C371&amp;ssl=1 570w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.35.50-AM.png?resize=400%2C260&amp;ssl=1 400w\" sizes=\"(max-width: 624px) 100vw, 624px\" data-recalc-dims=\"1\" \/><\/figure>\n\n\n\n<h3>Option 2:  Slice It Fuzzy w\/ Cura (&lt;&#8211; do this)<\/h3>\n\n\n\n<p>I print an entire bed of these C9 diffusers overnight using the &#8220;Fuzzy&#8221; mode in Cura.  Cura&#8217;s fuzzy mode hides the seams exceptionally well.  (or so it&#8230;seams.)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3297\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/56594799718__91dfcd02-876e-4b2f-8f20-fb503ff7a180\/\" data-orig-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?fit=2560%2C1920&amp;ssl=1\" data-orig-size=\"2560,1920\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544237197&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.033333333333333&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180\" data-image-description=\"\" data-medium-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?fit=300%2C225&amp;ssl=1\" data-large-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?fit=770%2C578&amp;ssl=1\" loading=\"lazy\" width=\"2560\" height=\"1920\" src=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?fit=770%2C578&amp;ssl=1\" alt=\"\" class=\"wp-image-3297\" srcset=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=1536%2C1152&amp;ssl=1 1536w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=2048%2C1536&amp;ssl=1 2048w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=370%2C278&amp;ssl=1 370w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=270%2C203&amp;ssl=1 270w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=570%2C428&amp;ssl=1 570w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=740%2C555&amp;ssl=1 740w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=80%2C60&amp;ssl=1 80w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?resize=400%2C300&amp;ssl=1 400w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56594799718__91DFCD02-876E-4B2F-8F20-FB503FF7A180-scaled.jpg?w=2310&amp;ssl=1 2310w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img data-attachment-id=\"3298\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/56602294065__f107adde-5adf-4dc2-8a97-df477d4d4b94\/\" data-orig-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?fit=2560%2C1920&amp;ssl=1\" data-orig-size=\"2560,1920\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544312140&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;64&quot;,&quot;shutter_speed&quot;:&quot;0.033333333333333&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94\" data-image-description=\"\" data-medium-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?fit=300%2C225&amp;ssl=1\" data-large-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?fit=770%2C578&amp;ssl=1\" loading=\"lazy\" src=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?fit=770%2C578&amp;ssl=1\" alt=\"\" class=\"wp-image-3298\" width=\"620\" height=\"465\" srcset=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=1536%2C1152&amp;ssl=1 1536w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=2048%2C1536&amp;ssl=1 2048w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=370%2C278&amp;ssl=1 370w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=270%2C203&amp;ssl=1 270w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=570%2C428&amp;ssl=1 570w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=740%2C555&amp;ssl=1 740w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=80%2C60&amp;ssl=1 80w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?resize=400%2C300&amp;ssl=1 400w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/56602294065__F107ADDE-5ADF-4DC2-8A97-DF477D4D4B94-scaled.jpg?w=2310&amp;ssl=1 2310w\" sizes=\"(max-width: 620px) 100vw, 620px\" \/><\/figure>\n\n\n\n<h4>Fuzzy Wuzzy Wuz A Cura Setting:<\/h4>\n\n\n\n<p>You may need to adjust your fuzzy settings to achieve the effect you like.  Here are the settings to get the effect I like w\/ <a href=\"https:\/\/amzn.to\/34PRael\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PLA (opens in a new tab)\">PLA<\/a>:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3309\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/screen-shot-2019-12-05-at-1-05-21-am\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?fit=567%2C172&amp;ssl=1\" data-orig-size=\"567,172\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Screen-Shot-2019-12-05-at-1.05.21-AM\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?fit=300%2C91&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?fit=567%2C172&amp;ssl=1\" loading=\"lazy\" width=\"567\" height=\"172\" src=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?resize=567%2C172&#038;ssl=1\" alt=\"\" class=\"wp-image-3309\" srcset=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?w=567&amp;ssl=1 567w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?resize=300%2C91&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?resize=370%2C112&amp;ssl=1 370w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?resize=270%2C82&amp;ssl=1 270w, https:\/\/i0.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/Screen-Shot-2019-12-05-at-1.05.21-AM.png?resize=400%2C121&amp;ssl=1 400w\" sizes=\"(max-width: 567px) 100vw, 567px\" data-recalc-dims=\"1\" \/><\/figure>\n\n\n\n<ul><li>Fuzzy Skin: <strong>CHECK<\/strong><\/li><li>Fuzzy Skin Thickness: <strong>0.15mm<\/strong><\/li><li>Fuzzy Skin Density: <strong>1.25mm<\/strong><\/li><li>Fuzzy Skin Point Distance: <strong>0.8mm<\/strong><\/li><\/ul>\n\n\n\n<p>and that&#8217;s how Fuzzy Wuzzy the Bear rolls at Christmastime.  <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3308\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/img_8568\/\" data-orig-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?fit=2560%2C1920&amp;ssl=1\" data-orig-size=\"2560,1920\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544405609&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"IMG_8568\" data-image-description=\"\" data-medium-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?fit=300%2C225&amp;ssl=1\" data-large-file=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?fit=770%2C578&amp;ssl=1\" loading=\"lazy\" width=\"2560\" height=\"1920\" src=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?fit=770%2C578&amp;ssl=1\" alt=\"\" class=\"wp-image-3308\" srcset=\"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=1536%2C1152&amp;ssl=1 1536w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=2048%2C1536&amp;ssl=1 2048w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=370%2C278&amp;ssl=1 370w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=270%2C203&amp;ssl=1 270w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=570%2C428&amp;ssl=1 570w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=740%2C555&amp;ssl=1 740w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=80%2C60&amp;ssl=1 80w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?resize=400%2C300&amp;ssl=1 400w, https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8568-scaled.jpg?w=2310&amp;ssl=1 2310w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-attachment-id=\"3305\" data-permalink=\"https:\/\/www.keithstestgarage.com\/old\/2019\/12\/05\/diy-neopixel-c9-bulbs-3d-print-your-own-diffusers-and-bring-back-christmas\/img_8527-copy\/\" data-orig-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?fit=2560%2C1920&amp;ssl=1\" data-orig-size=\"2560,1920\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;2.2&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone SE&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1544091154&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.15&quot;,&quot;iso&quot;:&quot;32&quot;,&quot;shutter_speed&quot;:&quot;0.016666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"IMG_8527-copy\" data-image-description=\"\" data-medium-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?fit=300%2C225&amp;ssl=1\" data-large-file=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?fit=770%2C578&amp;ssl=1\" loading=\"lazy\" width=\"2560\" height=\"1920\" src=\"https:\/\/i0.wp.com\/www.keithstestgarage.com\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?fit=770%2C578&amp;ssl=1\" alt=\"\" class=\"wp-image-3305\" srcset=\"https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=1536%2C1152&amp;ssl=1 1536w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=2048%2C1536&amp;ssl=1 2048w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=370%2C278&amp;ssl=1 370w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=270%2C203&amp;ssl=1 270w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=570%2C428&amp;ssl=1 570w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=740%2C555&amp;ssl=1 740w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=80%2C60&amp;ssl=1 80w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?resize=400%2C300&amp;ssl=1 400w, https:\/\/i2.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-copy-scaled.jpg?w=2310&amp;ssl=1 2310w\" sizes=\"(max-width: 770px) 100vw, 770px\" \/><\/figure>\n\n\n\n<h2>What Material?<\/h2>\n\n\n\n<p>Shoot, that&#8217;s up to you!  I&#8217;ve printed these in <a rel=\"noreferrer noopener\" aria-label=\" (opens in a new tab)\" href=\"https:\/\/amzn.to\/2rZG9ZG\" target=\"_blank\">PET-G<\/a> and <a rel=\"noreferrer noopener\" aria-label=\"PLA (opens in a new tab)\" href=\"https:\/\/amzn.to\/34PRael\" target=\"_blank\">PLA<\/a>.  After a year, both look great.  But, mine haven&#8217;t been in direct sunlight.  (in other words, I used PLA but don&#8217;t take my advice&#8230;. try for yourself and drop me a note if you find something you love or hate!)<\/p>\n\n\n\n<p>I&#8217;m personally a huge fan of Hatchbox&#8217;s predictably consistent filament: <\/p>\n\n\n\n<ul><li>Hatchbox PLA (white):  <a href=\"https:\/\/amzn.to\/34PRael\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"https:\/\/amzn.to\/34PRael (opens in a new tab)\">https:\/\/amzn.to\/34PRael<\/a><\/li><li>Hatchbox PET-G (white): <a href=\"https:\/\/amzn.to\/2rZG9ZG\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"https:\/\/amzn.to\/2rZG9ZG (opens in a new tab)\">https:\/\/amzn.to\/2rZG9ZG<\/a><\/li><\/ul>\n\n\n\n<h2>What 3D Printer?<\/h2>\n\n\n\n<p>I don&#8217;t think it really matters for these puppies (puppies = a nickname for C9 diffusers), but I used my trusty <a rel=\"noreferrer noopener\" aria-label=\"Creality Ender 3 (opens in a new tab)\" href=\"https:\/\/amzn.to\/2LodCDO\" target=\"_blank\">Creality Ender 3<\/a> (typically in the $200 range).  It is (and has been) my go-to printer for everything even though I have a bigger, <a rel=\"noreferrer noopener\" aria-label=\"newer printer (opens in a new tab)\" href=\"https:\/\/amzn.to\/2Yieb7n\" target=\"_blank\">newer printer<\/a>.  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sometimes, good things go away &#8211; such as the frosted C9 bulbs. You know, the ones where the paint chips off. Yeah, those frosted C9 bulbs of Charlie Brown goodness. This IS About the Diffuser No offense, Arduino. I love you and want to give you a great big bear hug because you are amazing, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3307,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[61,80,59],"tags":[],"jetpack_featured_media_url":"https:\/\/i1.wp.com\/www.keithstestgarage.com\/old\/wp-content\/uploads\/2019\/12\/IMG_8527-2-scaled.jpg?fit=2560%2C1727&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/pa3G03-Ra","_links":{"self":[{"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/posts\/3296"}],"collection":[{"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/comments?post=3296"}],"version-history":[{"count":6,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/posts\/3296\/revisions"}],"predecessor-version":[{"id":3512,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/posts\/3296\/revisions\/3512"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/media\/3307"}],"wp:attachment":[{"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/media?parent=3296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/categories?post=3296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.keithstestgarage.com\/old\/wp-json\/wp\/v2\/tags?post=3296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}