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

Optical: systems and elements – Lens – Multiple component lenses

Projection-optical system for use in a projection-exposure appar

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

Projection-receiving surface comprising a single sheet...

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

Projection-receiving surface that functions in ambient light

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

Projection-type color display device having a driving circuit fo

Optical: systems and elements – Lens – With reflecting element

Projection-type display apparatus

Optical: systems and elements – Lens – With reflecting element

Projection-type display apparatus

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

Projection-type display apparatus

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

Projection-type display apparatus and display method thereof

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

Projection-type display device

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

Projection-type display device

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

Projection-type display device

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

Projection-type display device having light source means includi

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 – Holographic system or element – Using a hologram as an optical element

Projection-type liquid crystal display apparatus

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

Projection-type picture display apparatus and screen used...

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

Projection-type picture display apparatus and screen used...

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

Projection-type picture display apparatus and screen used...

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

Projection-type picture display apparatus and screen used...

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

Projective image display apparatus