Adaptive liquid crystal lenses

Adaptor for microscope and microscope apparatus...

Adjustable apodized lens aperture

Adjustable assembly

Adjustable chromatic correction lens

Adjustable computer monitor optical device

Adjustable convergence device for a projector and projector...

Adjustable focus lens system

Adjustable focus lens system

Adjustable focusing composite for use in an optical...

Adjustable laser diode lens assembly

Adjustable lens assembly

Adjustable lens device

Adjustable lens device

Adjustable lens mounting assembly

Adjustable lens support assembly

Adjustable magnifier structure mountable on various lamp stands

Adjustable magnifying apparatus

Adjustable magnifying device for hand-held video display apparat

Adjustable monocular eye shield for telescopes and similar...