Lot of 20 Optical Glass Lenses Mixed Sizes Convex Projector Camera Laser Optics

Child Acuity AO Projector Slide

InFocus IN26 DLP Multimedia Projector @

OC Performer 500, Vintage Delineascope/Slide Projector American Optical Company

Manual lensmeter/Chart Projector Protective Dust Cover Nylon Grey Color

Marco Nidek CP-770 Chart Projector - Free Shipping

NEC NP-M322W DLP PROJECTOR !

Vintage Blak-Ray UVP B-100A Longwave UV Ultraviolet Light Lamp Projector