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  • Can the Coupling Lens and Collimator Lens Be Replaced with Each Other?1. Brief introduction of coupling lens and collimator lensCoupling lens and collimator lens are often distinguished in the lens index book through the application scenarios of the lens. What do each o...view
  • Achromatic Lenses1. The introduction of achromatic lensAchromatic lenses have various configurations, the most common of which are positive achromatic lenses, negative achromatic lenses, three-phase achromatic lenses ...view
  • The Application of Zoom LensesⅠ. The selection principle of the zoom lensesThe maximum imaging circle size of the lens should not be less than the imaging specification of the camera chip, that is to say, 1/2 lens can be used wit...view
  • What Is a Beam Expander?1. Brief introduction of beam expanderA light or laser beam expander is a scientific instrument that can expand the input beam of parallel light or laser into a larger output beam. In terms of usage, ...view
  • Types and Applications of Optical Prisms1. What are optical prisms?In optical devices, optical prisms can cut a piece of glass or other transparent materials at a precise angle and plane, which can be used to analyze and reflect light. Ordi...view
  • SWIR Lens1. Introduction of SWIR lensesLight is a kind of electromagnetic wave, with the visible spectral of 0.38-0.76um, and the infrared spectral region of 0.76-1000um.The part of 0.76-3.0um is called refle...view
  • Classification of Optical Lenses and Their FunctionsOptical glass refers to glass that can change the direction of light propagation and can change the relative spectral distribution of ultraviolet, visible or infrared light. Optical lenses are made of...view
  • Different Types of FiltersSmall and tiny though a filter is, it plays a vital role. As a part of the optical industry, filters play a key role. So what kinds of filters are there according to the spectral characteristics?1. Lo...view