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

Optical: systems and elements – Holographic system or element – Copying by holographic means

Scheme capable of providing gain and thresholding to the...

Optical: systems and elements – Compound lens system – With curved reflective imaging element

Schiefspiegler telescope with three reflecting surfaces

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

Schwarzschild optical system

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

SCM type of optical signal transmission system without clipping

Optical: systems and elements – Extended spacing structure for optical elements – Wide angle

Scope

Optical: systems and elements – Compound lens system – Telescope

Scope with improved magnification system

Optical: systems and elements – Lens – With support

Scope with push-in windage/elevation reset

Optical: systems and elements – Optical modulator – Having particular chemical composition or structure

Scratch and mar resistant PDLC modulator

Optical: systems and elements – Optical modulator – Having particular chemical composition or structure

Scratch and MAR resistant PDLC modulator

Optical: systems and elements – Projection screen – Embedded particles

Scratch-resistant rear projection screen and method for...

Optical: systems and elements – Projection screen – Embedded particles

Scratch-resistant rear projection screen and method for...

Optical: systems and elements – Projection screen

Screen

Optical: systems and elements – Projection screen – Unitary sheet comprising plural reflecting areas

Screen

Optical: systems and elements – Projection screen – Embedded particles

Screen

Optical: systems and elements – Projection screen – Unitary sheet comprising plural reflecting areas

Screen

Optical: systems and elements – Projection screen – Moving during projection

Screen

Optical: systems and elements – Projection screen

Screen

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

Screen

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas

Screen and image display apparatus