Optical distance measuring apparatus having a measurement error

Optical distance measuring apparatus having semiconductor positi

Optical distance measuring apparatus selectively activating...

Optical distance measuring instrument

Optical distance measuring method and corresponding optical...

Optical distance measuring sensor and self-propelled cleaner

Optical distance meter and light source device used for the same

Optical distance-measuring device

Optical distance-measuring method and apparatus therefor

Optical electronic distance measuring apparatus with movable mir

Optical element with an optical axis

Optical fiber based sensor for a variable depth range camera

Optical fiber coil having juxtaposed ends in same or adjacent la

Optical fiber modulation and demodulation system

Optical fiber refractometer

Optical fiber sensor

Optical fiber termination including pure silica lens and method

Optical gauging apparatus

Optical harmonic microscope assembly and examination method

Optical heterodyne scanning type holography device