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...view
Quality Standard of Achromatic LensThe 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...view
Why Use Achromatic Lens?Achromatic lens is a kind of lens which is made up of two kinds of optical components: positive low refractive index and negative high refractive index. Compared with a single lens containing only a s...view
Composition of Different Achromatic Doublet Lenses1. Achromatic doublet lens is a kind of common lens. It consists of several groups of positive and negative cemented lenses with different radius of curved surface. It can only correct the axial chrom...view
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...view
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-...view
Collimator Lemses Achieve Efficient LightingResearchers from information photonics laboratory of Xi’an institute of optical precision machinery, Chinese academy of Sciences have designed collimator lenses with efficient lighting for Led. Recen...view
The Application Market of Germanium Optics WaferThe 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. ...view
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