Tunable liquid crystal etalon filter

Twisted ferroelectric liquid crystal modulator for providing gra

Twisted nematic liquid crystal display device

Twisted nematic liquid crystal display device with retardation p

Twisted nematic liquid crystal display devices with optical axis

Twisted nematic polarizing element with a concentric circle orie

Two celled color liquid crystal display device

Two path liquid crystal light valve color display with light cou

Two-dimensional, phased-array optical beam steerer

Two-purpose LCD device with scrollable reflecting screen and scr

Ultra-wide angle liquid crystal projector system

Unabsorbing type polarizer, method for manufacturing the same, p

Underwater liquid crystal display apparatus having identical pol

Uniaxially stretched negative birefringent film and liquid cryst

Uniform contrast liquid crystal display with varied liquid cryst

Uniformly thin, high efficiency large area lighting panel with t

Use of fresnel zone plates for material processing

Variable acuity non-linear projection system

Variable density optical filter

Variable hologram element, and optical device using the same