Decentered lens holding structure and its positioning method

Decoupled mount for optical element and stacked annuli assembly

Device and method for assembling lens into lens barrel

Device for adjusting air gap between lenses

Device for adjusting the eccentricity of a lens in a frame

Device for beam guiding a laser beam

Device for controllably moving an optical element

Device for controlling a zoom lens

Device for correcting perspective distortions

Device for displacing an optical element along the optical axis

Device for guiding and controlling displacement of a mobile memb

Device for holding a beam splitter element

Device for inserting optical and mechanical components into a mo

Device for lateral adjustment of lenses in a high-performance le

Device for lenses of various lengths

Device for mounting an optical element, for example a lens...

Device for optically scanning a record carrier

Device for pivoting an optical apparatus and a function...

Device for reading from and/or writing to optical recording...

Device for securing optical element