LCV502 Double Convex Individual Glass Lenses, D 50mm, F.L. 50mm
Focal Length: 50mm
Made from plate glass, with carefully ground and polished optical surfaces, and cleanly ground edges.
* Focal Lengths available are 300, 350, 400, 450, and 500 mm.
Notice for California Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov