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

Optical: systems and elements – Lens – With viewed object or viewed field illumination

Light box for optical valve

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element

Light branching and insertion apparatus and optical transmission

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element

Light branching/inserting apparatus and light branching...

Optical: systems and elements – Lens – With support

Light collecting device

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Light collecting device and light collecting mirror

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

Light collecting device for use in a projection apparatus

Optical: systems and elements – Lens – Plural focal length

Light collecting optical device forming a multiple focal...

Optical: systems and elements – Lens – Microscope objective

Light collecting optical system

Optical: systems and elements – Building interior illumination with reflected – refracted or...

Light collection and distribution apparatus

Optical: systems and elements – Lens – Including a nonspherical surface

Light collection assembly having mixed conic shapes for use...

Optical: systems and elements – Holographic system or element – Using a hologram as an optical element

Light collection from diffractive displays

Optical: systems and elements – Lens – With reflecting element

Light collection optics for spatial light modulator

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Light collector for an LED array

Optical: systems and elements – Compound lens system

Light collector for high magnification inspection

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

Light collectors for projection systems

Optical: systems and elements – Polarization without modulation – Polarization by birefringence

Light collectors for projection systems

Optical: systems and elements – Diffusing of incident light

Light collimating and diffusing film and system for making...

Optical: systems and elements – Diffusing of incident light

Light collimating and diffusing film and system for making...

Optical: systems and elements – Collimating of light beam

Light collimating and distributing apparatus