LandOfFree - US Patents - Listing for Optical: systems and elements

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens and imaging device

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens having a first positive refracting lens gr

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens including at least one aspheric lens...

Optical: systems and elements – Lens – With variable magnification

Three-group zoom lens including cemented lens component

Optical: systems and elements – Lens – With variable magnification

Three-lens-group zoom lens system having a zoom ratio exceeding

Optical: systems and elements – Optical amplifier – Particular active medium

Three-level magnon laser at room temperatures

Optical: systems and elements – Single channel simultaneously to or from plural channels – By partial reflection at beam splitting or combining surface

Three-panel color management systems and methods

Optical: systems and elements – Mirror – Plural mirrors or reflecting surfaces

Three-piece interior rear view mirror assembly

Optical: systems and elements – Lens – Multiple component lenses

Three-piece lens assembly

Optical: systems and elements – Lens – Multiple component lenses

Three-piece type optical lens

Optical: systems and elements – Polarization without modulation – Polarization using a time invariant electric – magnetic – or...

Three-port circulator

Optical: systems and elements – Polarization without modulation – Polarization using a time invariant electric – magnetic – or...

Three-port optical circulator

Optical: systems and elements – Polarization without modulation – By relatively adjustable superimposed or in series polarizers

Three-port optical polarization combiner