High-voltage crystal ramp generator and integrator for FM laser
Highway profile measuring system
Highway profile measuring system
Hologram apparatus for detecting flaws with developing chamber
Holographic analogue indicating means
Holographic Doppler-spread imaging of moving objects
Holographic rotary and linear encoder and method
Holographic straightness meter
Human topography through photography
Hybrid optical junction and its use in a loop interferometer
Hybrid silicon avalanche quadrant detector
Illuminated jeweler's loupe
Illuminated reticle projection system
Image data comparison circuit for rangefinders
Image display apparatus of liquid crystal valve projection type
Image focusing ocular piece for a viewing scope including mechan
Image interpretation instrument
Image pick-up device connectable to a pan head
Image scanning system
Image scanning system