Camera-assisted presentation system
Compact overhead projector
Display apparatus
Latching mechanism for overhead projector post
Low profile overhead projector having a foldable post
Optical projector for transparencies and opaques
Optical scanner
Optical scanner
Overhead projector
Overhead projector
Overhead projector with a spatial light modulator
Overhead projector with catadioptric fresnel lens
Projection inspecting machine
Projector
Projector having an inverted head optical arrangement
Real object projector
Reflecting illumination projecting device
Short throw, oblique incidence, visual transparency projector