This projects build a LED light source for a photographic enlargers. All content is free to be used for non-commercial purposes. Any LED power setting can be used from 16 LED (small 35mm direct light ...
Parola is a modular scrolling text display using MAX7219 or MAX7221 LED matrix display controllers using Arduino. The display is made up of any number of identical modules that are plugged together to ...
WAIKOLOA, Hawaii — In this Healio Video Perspective from Hawaiian Eye 2026, John P. Berdahl, MD, of Vance Thompson Vision, discusses how to improve nocturnal IOP.
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