Automatic rangefinder system for photographic camera with light

Automatic reference background monitoring network for a film pro

Automatic tracking type measuring apparatus

Automatic variable filters for use in scanned spectrometers and

Background compensating interferometer

Backlighting detecting device

Baseline length variable surface geometry measuring...

Beacon proximity detection system for a vehicle

Beam detector

Beam director for optical ranging system

Beam irradiation apparatus

Beam irradiation apparatus

Beam irradiation device, laser radar system, and detecting...

Beam ratio control for holography

Binary modulation rangefinder

Binocular presentation of visual information

Binocular presentation of visual information

Bistable liquid crystal in a fabry-perot etalon

Blind guide device

Blood bank microscopes with oscillating vessel support means