Lens assembly installation of scanner
Lens changeable image scanner and lens position control device i
Lens changeable image scanner and lens position control device i
Lens holding apparatus and a light-beam scanning optical apparat
Lens structures, goggles employing same, methods of forming...
Lens switching apparatus for dual-lens optical scanner
Level-flattening circuit for WDM optical signals
Light amplification device
Light amplifier for multi-wavelength signals
Light bead generating apparatus
Light beam deflecting apparatus, image forming apparatus...
Light beam deflecting device
Light beam deflecting device
Light beam deflecting device
Light beam deflection apparatus
Light beam deflection apparatus having element for reducing air
Light beam deflection device
Light beam deflection means
Light beam deflection means
Light beam deflection means