Edmund Scientific Lens Comparator Magnifier Comparator with US Made Leather Case

Edmund Scientific Lens Measurement Magnifier Comparator

Edmunds scientific pocket comparator. Vintage 1950s. Lens magnifier. USA made.

STARRETT PROFILE PROJECTOR LENS- OPTICAL COMPARATOR LENS 10X BY Edmund Optics

Vintage Edmund Pocket Scientific Comparator With Leather Case Used

Edmund scientific 6x pocket comparator

Edmund Pocket Comparator w/1 Reticle

BAUSCH & LOMB 816168 Hastings Triplet Magnifier Type, 7X Magnification, 1.5" (3