Four-piece lens assembly
Four-piece lens assembly
Four-point planar mechanical mount with high precision
Four-port PM circulator
Four-region catadioptric tile
Four-unit zoom lens system having a high zoom ratio
Four-wave mixing source of squeezed light for image...
Four-wave mixing suppression in Raman amplifiers
Four-wave-mixing based optical wavelength converter device
Fourier plane image amplifier
Fourier transform lens assembly
Fourier transform lens assembly and optical information processo
Fourier transform lens system and holographic storage system...
Fourier transform lens system and holographic storage system...
Fourier transform optical apparatus and optical information
Fourier transform volume holographic spectrometer
Foveated display system
Frame assembly for a projection screen system
Frame grabbing with laser scanner with sweeping by silicon...
Frame response compensated, video rate addressable liquid crysta