Optical endoscope having image signal transmitting cable

Optical filter for color imaging device

Optical finder system for a video camera

Optical focus adjustment means for projection television apparat

Optical heterodyne system for imaging in a dynamic diffusive med

Optical image correlator tracking filter circuit

Optical image pickup system

Optical image reading apparatus capable of reading multi-colored

Optical imaging pen for use with infrared ink

Optical low pass filter

Optical low-pass filter

Optical low-pass filter including three crystal plates for a sol

Optical method and apparatus for carrying out the method

Optical printer with micromirror device

Optical proximity correction in raster scan printing based...

Optical proximity correction in raster scan printing based...

Optical scanner for color facsimile

Optical scanner for reading data recorded in plural colors

Optical scanning and encoding device

Optical scanning and encoding device