Alignment system and ophthalmic instrument incorporating the sam
Alpha meter attachment for underwater optical systems
AM-FM laser
AM-FM laser radar
Amplifier for integrated laser/FLIR rangefinder
Amplitude modulated corrected frequency modulated laser
Amplitude-weighted spatial coherent processing for LADAR system
Analytical cell assembly for an analyzer
Anti-ghost device for optical distance measuring system
Antifouling window assembly
Antiship torpedo defense system
Aperture coded camera for three dimensional imaging
Aperture member for photo plotting apparatus
Apodization filter
Apparatus and means for binocular, switchable to binocular range
Apparatus and method for atomic spectroscopy
Apparatus and method for detecting obstacles
Apparatus and method for detection of molecular vapors in an atm
Apparatus and method for determining position with light
Apparatus and method for distance measurement by laser interfero