Adjusting contrast in an optical system

Analyzer insert for a polarizing microscope

Apparatus and method for controlling polarization in an...

Apparatus and system for wide angle narrow-band optical...

Apparatus for recording image including an afocal optical system

Birefringent plate arrangement with stress birefringence

Color filter having polarizability

Composite optical element, optical isolator, optical...

Controlling light transmission with polarization and...

Covert lighting adapter

Device and method for an optical tunable polarization...

Device, method, and system of display for controlled viewing

Diamond-like carbon film and method for qualitatively...

Diffuse reflectors

Disappearing and appearing image of an object

Door viewer including inner tube encasing object lenses and ocul

Dual polarized filters to eliminate canopy reflections

Endoscopic inspection sensor for coke oven batteries

Film confined to a frame having relative anisotropic expansion c

High efficiency electromagnetic beam projector, and systems...