LandOfFree - US Patents - Listing for Optical: systems and elements,Single channel simultaneously to or from plural channels

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

Parallax free optical sighting device

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

Passive high efficiency variable reflectivity image display devi

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

Passive panoramic viewing systems

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

Passive panoramic viewing systems

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

Pathlength matched beam splitter and method and apparatus...

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

Pathlength matched beam splitter and method and apparatus...

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

Patterned roller for the micro-replication of complex lenses

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

Peak power and speckle contrast reduction for a single layer...

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

Pellicle

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

Pentaprism combiner/splitter

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

Permeable screen and its manufacturing method

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

Personal visual display

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

Personal visual display system

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

Personal visual display system

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

Phosphor screen and displays systems

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

Photoelectric encoder

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

Picture display apparatus and camera

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

Picture display device

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

Picture display device with two microlens arrays