Aspherical zoom lens

Assembled lens, optical head and optical recordable player...

Assembled multi-surface optical component and method for...

Assembling and testing device for lens units and method for...

Assembling mechanism

Assembling structure for a magnifying glass

Assembly comprising an optical element and a mount

Assembly comprising an optical element and a mount

Assembly for positioning the component parts of a laser detector

Assembly for retaining optical components

Assembly of optical components optically aligned and method for

Assembly of optical element and mount

Assembly of precisely adjustable linearly-arranged elements, par

Astigmatic compensation for an anamorphic optical system

Astigmatic lens for use in detecting a focussing error in an opt

Astigmatism correcting element

Astronomy guide scope mounting system

Asymmetric optical focusing system

Asymmetric TIR lenses producing off-axis beams

Athermal LCD projection lens