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  • The Application Market of Germanium Optics Wafer 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. ...
  • How to Judge whether Achromatic Doublet Lens is Good or not? How to Judge whether Achromatic Doublet Lens is Good or not? Achromatic doublet lens is a kind of glass that can change the direction of light transmission and the relative spectrum of ultraviolet, visible or infrared light. In the narrow sense, achromatic bi-...
  • What is the Cleaning of Achromatic Doublet Lens Film? What is the Cleaning of Achromatic Doublet Lens Film? The cleaning of achromatic doublet lens can be divided into pre-coating and post-coating. Processors should adopt different cleaning methods according to the different pollutants before and after coat...
  • Quality Standard of Achromatic Lens Quality Standard of Achromatic Lens The difference between achromatic lens and other glasses is that as a part of optical system, it must meet the requirements of optical imaging. Therefore, the determination of the quality of achromati...
  • Does Achromatic Lenses have the Function of Heat Insulation? Does Achromatic Lenses have the Function of Heat Insulation? In achromatic lenses, it is more important to pay attention to the application and design of hollow achromatic lenses (because glass occupies a larger area than aluminium alloy frames in curtain walls...
  • What is the Transmittance of Achromatic Lens? What is the Transmittance of Achromatic Lens? At present, there are many manufacturers producing achromatic lenses in China. Although the products of each company are called achromatic lenses, the raw materials and technology are quite different,...
  • Additional Benefits of Aspheric Lenses Additional Benefits of Aspheric Lenses Although there are many different techniques for correcting aberrations caused by spherical surfaces on the market, these other techniques have far less imaging performance and flexibility than aspher...
  • Different Advantages of Each Aspheric Lens Type Different Advantages of Each Aspheric Lens Type Since the lens performance required for all applications is different, it is very important to choose an appropriate aspheric lens. Key factors to consider include your project schedule, overall perfo...
  • How to Design and Manufacture Aspherical Lens? How to Design and Manufacture Aspherical Lens? Aspheric fabrication is different from traditional spherical fabrication. In traditional spherical manufacturing, the surface is defined by a single radius of curvature. Curvature can be ground and po...
  • The Use and Storage of Doublet Lens The Use and Storage of Doublet Lens Doublet lenses are consumable. Aging begins immediately after opening the seal. During the long-term use, the surface of the doublet lens will continue to increase defects and stains. These defects or...
  • Manufacturing Method of Doublet Lens Curing Technology Manufacturing Method of Doublet Lens Curing Technology More than 30 years ago, ultraviolet (UV) light was successfully applied in commercial applications. Various adhesives manufacturers have developed a series of UV products for bonding, sealing, printin...
  • Differentiation between Doublet Lens and Ordinary Lens Differentiation between Doublet Lens and Ordinary Lens Doublet lenses are the most commonly used optical materials with mature manufacturing technology and complete varieties. Generally, doublet lenses can transmit colored light with wavelengths ranging f...
  • What are the Uses of Optical Filters? What are the Uses of Optical Filters? Optical filters are a relatively unfamiliar concept for many people. They seem to be a little far from our daily life, but they are not. Looking closely at the surroundings, we will find that many asp...
  • Terms related to Optical Filters Terms related to Optical Filters 1) Central wavelength (CWL): The wavelength used, such as the main peak of the light source is 850 nm led lamp, requires a central wavelength of 850 nm.2) Transmittance (T): Assuming that the initial ...
  • What are the Optical Glass Substrates for Filters? What are the Optical Glass Substrates for Filters? Optical glass substrates of optical filters mainly include absorption glass, such as JB510, CB535, HB850, colorless optical glass K9, float glass, B270, fused quartz, etc.Geometric dimensions and thic...