Dry optical fiber cable for telecommunications

Dual (confocal and interferometric) technology optical...

Dual axis retroreflective articles

Dual beam optic with dichroic filter

Dual core photonic crystal fibers (pcf) with special...

Dual coupler fiber optic recirculating memory

Dual field-of-view optical imaging system with dual focus lens

Dual grating light filtering system

Dual groove set retroreflective cube corner article and...

Dual grooved fresnel lens for overhead projection

Dual liquid-crystal wavelength-selective optical switch

Dual mode image engine

Dual mode light emitting diode/detector diode for optical...

Dual optical switch

Dual orientation retroreflective sheeting

Dual paraboloid reflector and dual ellipsoid reflector...

Dual plate manually settable bistable indication device

Dual purpose input electrode structure for miocs...

Dual quad flexure scanner

Dual stage deformable mirror