High numerical aperture optical focusing device for use in...
High-aperture wide angle lens
High-heat-dissipation lighting module
High-heat-dissipation lighting module
Hologram and method of manufacturing an optical element...
Holographic storage lenses
Hybrid lens and projection optical system including the same
Illumination apparatus for semiconductor fabrication including c
Illumination design for scanning microlithography systems
Illumination optical system for endoscopes
Illumination system having an aspherical lens
Image display unit and projection optical system
Image exposure device and laser exposure device applied thereto
Image forming lens and portable information terminal
Image forming lens system
Image forming optical system
Image pick-up lens
Image pick-up lens system
Image pick-up lens system
Image pickup lens