Epi-Illumination

44:12
The Ocular Head Options for the PUMA 3D Printed Open Source Microscope

21:50
The LED Illuminator and Lower Collector for the PUMA 3D Printed microscope

58:15
How to Build a Microscope: Transmitted Light

22:16
The PWG, Young's Slits and Köhler's Conjugates

24:24
Radical 2000x Metallurgical Microscope - Assembly and test

13:11
Trump gets UNEXPECTED SURPRISE in Greenland

13:46
NASA's SpaceX Crew-10 Docks With the ISS: All the Highlights in 13 Minutes

5:33:45