With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
I noticed that the cheap Chinese corn bulb that I bought were having insufficient DC filter capacitor. Change the value from 5uF to 33uF will reduce light flicker and prevent voltage spikes.
The filter over the CCD sensor is actually a polarizing filter. It let pass the reflected light (polarized) while blocking the direct light (non polarized). It improve contrast in high luminosity environment. An IR & anti-reflective coating is likely to be included on the front side of this filter
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.