Optical encoder
Optical encoder with contamination detection
Optical encoder with resinous code plate
Optical encoder with resinous code plate
Optical encoding utilizing selectively refracted light
Optical error-detecting, error-correcting and other coding and p
Optical fiber paper reader
Optical filtering system for a laser bar code scanner having nar
Optical filtering system for a laser bar code scanner having...
Optical focusing device and method
Optical gain correction filter and optical apparatus having...
Optical headset user interface
Optical identification and marking system
Optical identification card system
Optical image capture system for reading targets at oblique angl
Optical image reader
Optical image sensor
Optical imaging assembly having improved image sensor orientatio
Optical imaging pen with a radio antenna and orthogonal...
Optical indicia scanner and method of use