Optical unit, exposure unit and optical devices

Optical unit, exposure unit and optical devices

Optical unit, image taking apparatus and optical finder

Optical uses diamondoid-containing materials

Optical viewfinder

Optical voltage sensor, group of optical parts and method of man

Optical waveguide device, and light source device and...

Optical wavelength division coupler and associated methods

Optical wavelength-demultiplexer with an improved optical lens

Optical zoom lens

Optical zoom lens module and electronic device

Optical zoom lens module and image capturing device using same

Optical-component-integrated optical pickup

Optical-element holding mechanism, image-shake correcting...

Optical-element mountings exhibiting reduced deformation of...

Optical-element supporting device and optical apparatus

Optical-member inspection apparatus and holder for...

Optical-position adjusting device for optical unit

Optically adjusting device

Optically retro-reflecting sphere