Close-up attachment lens for a binocular

Close-up lens, imaging apparatus, and method for focusing...

Close-up photographing lens

Close-up photography device

Closed-loop focal positioning system and method

Closed-loop focal positioning system and method

Closing module for an optical arrangement

Cluster lens system such as for use in photographic printers

Clutch apparatus for zoom lens barrel

Clutch structure of automative mirror adjustment mechanism

Clutching jig

Clutching jig

Co-axial viewing device for lasers

Co-deposition of erbium and titanium into lithium niobate and op

Co-linear and intersecting five light beam generator

Co-package DQPSK demodulator by Michelson interferometer

Co-planar surface and torsion device mirror structure and...

Co-propagating Raman amplifiers

Coarse and fine adjustment focusing apparatus for a microscope

Coarse and fine drives for a monocular