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  • Collimator Lemses Achieve Efficient Lighting Collimator Lemses Achieve Efficient Lighting Researchers 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...
  • 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-...
  • Composition of Different Achromatic Doublet Lenses Composition of Different Achromatic Doublet Lenses 1. 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...
  • Why Use Achromatic Lens? 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...
  • 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...
  • 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,...
  • The Benefit of Aspheric Lens-Spherical Aberration Correction The Benefit of Aspheric Lens-Spherical Aberration Correction The most significant advantage of aspheric lens is that it can correct spherical aberration. Spherical aberration is caused by focusing or aligning light with a spherical surface. Therefore, in other ...
  • 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...
  • What Parameters should be Paid Attention to in Aspheric Lens Selection? What Parameters should be Paid Attention to in Aspheric Lens Selection? 1. Designed wavelength: the wavelength that makes aspheric lens achieve the best effect. Aspheric lenses can also be used at other wavelengths.2. Numerical aperture (NA): Measure the maximum angle of ...
  • 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...
  • Advantages and Disadvantages of Aspherical Lenses Advantages and Disadvantages of Aspherical Lenses The surface radian of aspherical lens is different from that of ordinary spherical lens. In order to pursue the thinness of the lens, it needs to change the surface of the lens. Aspheric lens should b...
  • 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...