The Design Principles of Infrared Optical System
The infrared optical system refers to the system that works in the infrared band of the optical wave, which is the optical system that receives or sends infrared light waves. In general, the infrared ...
Cleaning and maintenance of optical lenses in laser instruments
With the development of modern industry and the continuous progress of various technologies, we have become more and more demanding of laser technology. The field of laser application is expanding, an...
Pinciple Revelation of Water Dome Lens Hood
Before 1960s, all of the photos from water are through plane, that is to say opening a port on waterproof case for shooting( that is why lens case in English is called “port”). When we use a micro-l...
Research and Analysis of Silicon Carbide Lens
Silicon carbide material is the ideal material for silicon carbide lens with various high performance and special environmental application because of its low thermal expansion, high strength reflecti...
Elliptical Window
Elliptical window is a plane-parallel plate, it is always used for protecting electronic sensor or detector outside, elliptical window will not change system’s amplification factor. Its basic materia...
Calcium Fluoride Lenses
Calcium fluoride lenses can also be fluorite lens. Fluorite is made of CaF2 crystal. Its obvious characteristics are low refractive index and dispersion, good transmittance for infrared ray and ultrav...
Germanium Window
Diaphragm is a kind of parallel plate, it is always used as protective window of electronic sensor and external environment detector. Diaphragm will not change the amplification factor, its basic mate...
The Application Market of Germanium Optics Wafer
The application market of Infrared optical germanium wafer is wide. In military field, the number of globe armed forces is up to over twenty million, some countries use infrared products very widely. ...