360 degree geospatial view telescope

360 degree geospatial view telescope

3D glass

Active eye wear

Adjustable eyeglass mount for a head set

Adjustable length temple for spectacles

Adjustment attachment for spectacle temples

Adjustment lever for attachment to a scope adjustment ring

Alignment ring for camera lens

Apparatus for viewing gemstones

Article holder with magnifying lens

Article holder with magnifying lens

Assembly of magnifying lens for use with phones, cell phones...

Automatic focusing lens

Auxiliary lens mounting part

Auxiliary lenses for eyeglasses

Auxiliary objective lens for a firearm sight

Auxilliary eyeglasses

Base for microscope

Bifocal magnifier