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

Optical: systems and elements – Lens – With reflecting element

Light path reflecting optical system and apparatus provided...

Optical: systems and elements – Having significant infrared or ultraviolet property – Multilayer filter or multilayer reflector

Light pattern generator formed on a transparent substrate

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

Light pattern modulator and an apparatus for and method of...

Optical: systems and elements – Kaleidoscope

Light pattern projecting device

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

Light phase grating device

Optical: systems and elements – Extended spacing structure for optical elements – Extension of tubular element adjustable

Light pipe and polarized-light source

Optical: systems and elements – Polarization without modulation – Polarization by optical activity

Light pipe and polarized-light source

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

Light pipe assembly including a plurality of lenses and...

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

Light pipe unit, plane light source unit and liquid-crystal...

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

Light polarization converter

Optical: systems and elements – Polarization without modulation – Polarization variation over surface of the medium

Light polarization converter for converting linearly...

Optical: systems and elements – Lens – Single component with multiple elements

Light polarizer and method of manufacture

Optical: systems and elements – Polarization without modulation – Polarization variation over surface of the medium

Light polarizer and method of producing the light polarizer

Optical: systems and elements – Polarization without modulation – Polarizarion by dichroism

Light polarizing device for generating a polarized light with di

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

Light polarizing film

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

Light polarizing film

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

Light polarizing film and method of making same

Optical: systems and elements – Polarization without modulation – Polarization by optical activity

Light polarizing glass containing copper particles and...

Optical: systems and elements – Polarization without modulation

Light polarizing spectacle lens