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

Optical: systems and elements – Diffraction – From grating

Variable illuminator and speckle buster apparatus

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

Variable immersion vignetting display

Optical: systems and elements – Absorption filter – Superimposed or series

Variable intensity dimmer

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

Variable iris using charged opaque particles

Optical: systems and elements – Deflection using a moving element

Variable laser beam attenuator

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

Variable lens

Variable lens

Variable lens

Optical: systems and elements – Lens – With variable magnification

Variable lens

Variable lens

Variable lens and exposure system

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

Variable lens and exposure system

Variable lens assembly

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

Variable lenslet array

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

Variable light transmittance device

Optical: systems and elements – Prism – With reflecting surface

Variable magnification finder

Optical: systems and elements – Compound lens system – Variable magnification

Variable magnification finder

Optical: systems and elements – Prism – With reflecting surface

Variable magnification finder

Optical: systems and elements – Prism – With reflecting surface

Variable magnification finder of real image type