Adjustment mechanism and projector employing the same
Adjustment of the partial coherence of the light energy in...
Adjustment structure for fast locating zoom lens
Advertising panel indicia magnifying illuminator
AF control apparatus
AF control apparatus for zoom lens system
Afocal Galilean attachment lens with high pupil magnification
Afocal lens, optical head, optical disk apparatus and...
Afocal optical rearview mirror assembly
Afocal telescopes
Afocal zoom for use in microscopes
Afocal zoom lens for microscopes
Afocal zoom lens system for stereoscopic microscopes
Afocal zoom lens system for streroscopic microscopes
Afocal zoom lens, and microscope having the lens
Afocal zoom system
Afocal zoom system
Afocal zooming optical system
Afocal zooming optical system
Albada finder