Adaptor for overhead projector

Cartridge placement holder

Device for holding a film on a focal plane

Film carrier support mechanism for film projector

Film guide assembly

Film projection gate

Film winding device for slide projectors

Fixed image projecting apparatus

Fixed image projecting apparatus

Flexible magazine slide projector with movable lens

Foldable transparency enlarger for overhead projector

Hand held viewer for various size films

Image input apparatus

Microfilm reading system

Microfilm transport with automatic threading

Overhead projector with image direction adjusting device

Pneumatic film holding device

Rotary slide carrier system

Rotatable slide holder

Slide guide adjusting device at slide projector