Material Knowledge
pyrex glass
Pyrex glass, also known as Belle heat-resistant glass, is a kind of glass with excellent heat resistance. It is widely used in kitchen supplies, chemical
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Absorbing glass
Absorption glass can present various colors, mainly using the principle of ion coloring: glass made by the absorption of transition metal and divalent copper rare
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Biochemical filter
Biochemical analysis is one of the detection methods often used in clinic. It determines various biochemical indexes through the analysis of blood or other body
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Fluorescent filter
Fluorescent filters generally include three combinations, namely excitation filter, emission filter and dichroic mirror. Excitation filter (excitation filter, exciter filter, excitation filter): in fluorescence microscope,
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Application of filter
The red light filter can only be made of plastic or special dye, and so on. The refractive index of the glass sheet is similar
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filter related parameters
Central wavelength (CWL): the wavelength used by the filter in practical application. If the main peak value of the light source is 850nm LED lamp,
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the hard and soft film of filter
Soft coating Soft coating is a multilayer film composed of zinc sulfide, refrigerant and sometimes even silver. For conventional interference filters, the coated components are
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filters can be divided by spectral band?
Through the length of the spectrum (i.e. the region where the spectrum is located), the filter is divided into: UV filter, visible filter, near-infrared filter,
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BK7 (K9) glass
BK7 (K9) glass: it is a commonly used optical and microsystem material. With the rapid development of Optics and microsystem technology, due to its low
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Float glass
Float glass is widely used, including colored glass, float silver mirror, float glass / automobile windshield level, float glass / various deep processing levels, float