Pacific Optical-Bourns / C.A.I. 2.29 1 Recording Lens

Pacific Optical-Bourns / C.A.I. 2.29:1 Recording Lens

f1.74 to f5.6

Dimensions in inches:

overall length 5.25

front lens O.D. 3.5

back lens O.D. 3.25 threaded

mount flange 4.0

No Mold, Scratches, or Internal Contaminants. Multicoating shows slight wear from normal use.