Light ideas: technical tips
Here we offer tips and tricks about machine vision optics and lighting. This is a (mostly) "no sell" zone. We won't be pushing our products, just presenting technical advice that we hope will be useful.
If you have any particular questions or subjects you'd like addressed, let us know. Contact
List of Services
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Light Ideas #1List Item 1
Isaac Newton, C-mount Lenses and You. A guide to calculating magnification, object distance, and image distance, especially with c-mount lenses.
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Light Ideas #2List Item 2
How Do I Make a Telecentric System. Sort of self-explained. Advice and equations for "rolling your own" telecentric lenses.
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Light Ideas #3List Item 3
Do White Bears Have Polar Eyes? Beginning notes in using polarizers for contrast enhancement.
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Light Ideas #4List Item 4
Magnification, f-number, and Depth of Field (DOF). Three related concepts with which every machine vision practitioner should be familiar.
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Light Ideas #5
Circular Polarizers for Low-Angle Reflection Reduction. One nice technique for reducing errors when back lighting shiny objects.