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

Optical: systems and elements – Compound lens system – With relay

Projection type display apparatus

Optical: systems and elements – Polarization without modulation – Glare prevention by discriminating against polarized light

Projection type display apparatus

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

Projection type display apparatus

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

Projection type display apparatus

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

Projection type display apparatus having an aperture stop means

Optical: systems and elements – Lens – With support

Projection type display apparatus having micro mirror type...

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

Projection type display device

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

Projection type display device

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

Projection type display including a holographic diffuser

Optical: systems and elements – Lens – With support

Projection type exposure apparatus and method with detachable an

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

Projection type image display apparatus

Optical: systems and elements – Diffraction – Using fourier transform spatial filtering

Projection type image display apparatus

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

Projection type image display apparatus

Optical: systems and elements – Projection screen

Projection type image display apparatus

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

Projection type image display device maintaining resolution of a

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

Projection type image display system and color correction...

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

Projection type liquid crystal display apparatus using multiple

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

Projection type liquid crystal display apparatus with pixels of

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

Projection type liquid crystal display device with twisted nemat