Infrared continuous zoom telescope using diffractive optics
Infrared zoom lens assembly having a variable F/number
Liquid crystal display device with octagonal cell providing incr
Mid infrared spectral band continuous zoom system
Multi-beam zoom lens for producing variable spot sizes for a...
Optical filter, method of manufacturing optical filter,...
Thermal imaging device with selectively replaceable telescopic l
Ultra-broadband UV microscope imaging system with wide range...
Ultra-broadband UV microscope imaging system with wide range...
Ultra-broadband UV microscope imaging system with wide range...
Zoom lens