Dual state mirror assembly

Dual stereomicroscope

Dual transmission band interference filter

Dual turret attachment for a microscope and the like

Dual use reflective article

Dual viewing optical system of the endoscope type

Dual viewing teaching microscope

Dual-enclosure optoelectronic packages

Dual-filter ophthalmic lens to reduce risk of macular...

Dual-mirror virtual image display for vehicle instrument...

Duct for receiving an optical fibre member

Duplex connector for optical fiber plug-in connectors

Duplex fiber optic assemblies suitable for polarity reversal...

Duplex fiber optic connector system and method of fabrication

Duplex fiber optic connector system and method of fabrication

Duplex optical fiber connector

Duplex optical fiber connector and cables terminated therewith

Durable first and second surface mirrors

Durable low-emissivity solar control thin film coating

Durable low-emissivity solar control thin film coating