For optical microscopes, light is everything. If you don’t have a good amount of light passing through or bouncing off your sample, you’ve got nothing for your eyeballs or a camera to pick up. To aid in this regard, [Halogenek] whipped up a nifty microscope lamp with some LEDs.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/16/cheap-diy-microscope-lamp-makes-tiny-macro-shots-look-great/