Biconvex lens Ø 14,5 mm 36 dioptres - pack of 10 in optical glass ground and polished

Size: Ø 14.5 mm
Optical power: 36 diopters
Focal length: 28 mm
Rim thickness: 0.9-0.3 mm
centre thickness: 2.77-0.3 mm
cylindrical rim 1 - 2.5 mm (pressed edge)

Tolerances:

From 40 mm Ø, the size tolerances are subject to the deviations from the nominal dimension that the raw glass compacts exhibit.

These are:

for 40 - 75 mm Ø -0.3 mm
for 75 - 120 mm Ø -0.5 mm
over 120 mm Ø -0.8 - 0.9 mm