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

Optical: systems and elements – Optical modulator – Light wave temporal modulation

Projection apparatus for scanningly projection

Optical: systems and elements – Projection screen – Rear projection screen

Projection apparatus panel assembly

Optical: systems and elements – Image stabilization – By movable refractive structure

Projection apparatus utilizing an anamorphic optical system

Optical: systems and elements – Optical modulator – Light wave temporal modulation

Projection apparatus with adjustable light source

Optical: systems and elements – Lens – With variable magnification

Projection apparatus, elevation angle control method...

Optical: systems and elements – Projection screen

Projection backwall apparatus and system

Optical: systems and elements – Optical modulator – Light wave temporal modulation

Projection device

Optical: systems and elements – Lens – With field curvature shaping

Projection device

Optical: systems and elements – Optical modulator – Light wave temporal modulation

Projection device and a projection lens

Optical: systems and elements – Projection screen – With reflector or additional screen

Projection device and large-screen display apparatus using...

Optical: systems and elements – Lens – With variable magnification

Projection device for projecting an original image onto a screen

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

Projection device with wire grid polarizers

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

Projection display

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

Projection display

Optical: systems and elements – Single channel simultaneously to or from plural channels

Projection display and illuminating optical system for it

Optical: systems and elements – Single channel simultaneously to or from plural channels

Projection display and illuminating optical system for it

Reissue Patent

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

Projection display apparatus

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

Projection display apparatus

Optical: systems and elements – Lens – With support

Projection display apparatus