High efficiency optical system for three-color liquid...

High efficiency optical tank for two-color liquid crystal...

High energy spatially coded image detecting systems

High intensity projection lamp assembly with heat shield

High resolution contact printing

High-gain image projection screen

High-speed automatic focusing system

Holder device for dental x-ray digital sensor

Holder for disposable photographic film packages

Holder for slides, transparencies and the like

Hologram screen

Holographic disc with an embedded sound chip

Holographic projection screen

Honeycomb light trap for projector

Housing for the controlled exposure of film cassette

Hybrid camera arrangement

Hybrid camera arrangement