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

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

Band-pass filter and image display apparatus

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

Band-pass filter and image display apparatus

Optical: systems and elements – Diffraction – From grating

Band-pass filter for electromagnetic radiation

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

Banded add drop device

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

Bandpass filter to reduce thermal impact of dichroic light...

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

Bandpass reflector with heat removal

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

Bandwidth efficient phase shift keyed modulation over...

Optical: systems and elements – Light interference – Produced by coating or lamina

Bandwidth enhancement device

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

Bandwidth properties of LC-SLMs for telecommunication...

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

Bandwidth variable wavelength router and method of operation

Optical: systems and elements – Holographic system or element – Authentication

Bar code incorporated into holographic display

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

Bar code reader

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

Bar code reader

Optical: systems and elements – Signal reflector – 3-corner retroreflective

Bar coded retroreflective target

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

Barcode scanning device and method for producing high...

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

Barium strontium titanate photorefractive device and method for

Optical: systems and elements – Lens – With variable magnification

Barrel having cam groove and helicoid

Optical: systems and elements – Having significant infrared or ultraviolet property

Barrier for scattering electromagnetic radiation

Optical: systems and elements – Lens – With variable magnification

Barrier mechanism and camera