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With the increasing development of the optoelectronics industry, many imaging and digital display products tend to develop in the direction of high brightness, ultra-high definition, ultra-large area,...

What is optics of thin films? In fact, optics of thin films are to attach a thin layer of film to its products. According to different uses, the effect of the film is different. The main optics of thi...

1. The optical filter should do a good job of cleaningRegardless of whether the optical filter film is coated before or after coating, the degree of cleanliness directly affects the yield of the filte...

With the continuous development of science and technology, people's living standards have also risen to a new well-off era. There are more and more highways, urban roads and vehicles, so there are...

1. Optical properties of transparent optical materials (transmissive materials)It is mainly determined by the transmittance and refractive index of various colors of light, and most of the optical par...

Commonly used optical filter cleaning methods are:Ⅰ. Solvent cleaning of optical filtersCommonly used solvents are aqueous solutions (acid or alkali solutions, detergent aqueous solutions, etc.); anh...

Before cleaning the surface of the optical filter, the cleanliness of the glass surface must be checked, and the cleaning method should be selected based on this. Commonly used inspection methods are:...

Ⅰ. Reasons affecting the performance of narrow band optical filterThere are a certain number of pores in the film. Before the film is not absorbent, the pores in the film are filled by air and the re...