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gradient linear filter
Product Knowledge

gradient linear filter

Linear gradient filter (LVF) is an optical device whose spectral characteristics change linearly with position. It is formed by plating multi-layer film systems with varying

quartz glass
Material Knowledge

quartz glass

Quartz glass is an excellent optical material, which has many unique advantages and can not be replaced by other optical materials. Quartz glass has good

Lens material classification
Product Knowledge

customize quartz glass

The expansion coefficient of quartz glass is very small, only one fourteenth of that of ordinary flat glass. Quartz glass is not afraid of cold

bk7 glass
Material Knowledge

JGS1 far ultraviolet optical quartz glass

JGS1 far ultraviolet optical quartz glass refers to that it has no bubbles, high purity and good UV transmission spectrum. The application wavelength is 185-2500

Jgs2 UV optical quartz glass
Material Knowledge

Jgs2 UV optical quartz glass

Jgs2 UV optical quartz glass: it has small bubbles and contains tens of PPM metal impurities. Its application wavelength is 200-2500 nm. There is an

Jgs3 infrared quartz glass
Material Knowledge

Jgs3 infrared quartz glass

It has high infrared transmission performance, the transmittance is more than 85%, and its application band range is 260-3500nm. Compared with ordinary silicate glass, transparent

Lens material classification
Material Knowledge

B270 glass

B270 glass is produced by Schott group in Germany. B270 is a glass model commonly used for high-end filters. B270 has very high transmittance and

pyrex glass
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

Lens material classification
Material Knowledge

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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