Compact folded thin lens
Compact precision beam manipulators
Compact zoom lens
Compact, light-weight optical imaging system and method of makin
Composite electrophoretically-switchable retro-reflective...
Composite mirrors
Composition for forming prism layer and prism film...
Compound prism
Compound prism including interfaces with curvatures of the order
Configuration for color division and/our recombination
Convergence tube
Conversion arrangement for optical units for use with cameras
Counter-rotating anamorphic prism assembly with variable...