sodium oxalate crystals
Posted: Sat Oct 23, 2021 8:29 pm
Browsing through some footage from a few weeks ago, I found these... maybe worthy of an upload!
40x/0.65 Nikon CF plan, DIC & POL, Optiphot with enlarger lens used as a projection eyepiece.
40x/0.65 Nikon CF plan, DIC & POL, Optiphot with enlarger lens used as a projection eyepiece.