Optical reading apparatus having a reading sensor of electronic
Optical reading apparatus having active and passive power source
Optical reading apparatus with automatic gain control circuit
Optical reading device
Optical reading device
Optical reading device
Optical reading device and portable communication equipment...
Optical reading device for the manual optical scanning and for e
Optical reading device with programmable parameter control
Optical reading head of scanning apparatus
Optical readout device
Optical recording card having hologram contained therein and met
Optical recording sheet and method and apparatus for reproducing
Optical scan module, optical scanner, optical scan method,...
Optical scan pattern generating arrangement for a laser scanner
Optical scanner
Optical scanner
Optical scanner
Optical scanner
Optical scanner