Narrowband filter

Borisun Optics is an enterprise specializing in the production of medium and high-end filters, Downstream manufacturers are all over the country, and their products are not only sold in China, but also exported to Hong Kong, Taiwan, the United States, Japan, Singapore and other places.

The company is located in Hanzhong, Shaanxi Province,  is a domestic manufacturer specializing in high-end optical coating.

Borisun optical products: narrowband filter, band-pass filter, mid and far infrared filter, infrared narrowband filter, ultraviolet narrowband filter, narrowband pass filter, infrared filter, infrared filter, infrared filter, dichroic mirror, cut-off filter, long and short wave pass filter, visible light filter, absorption filter, medium and high end reflector, antireflection membrane filter, neutral density filter, attenuator, spectroscope, dichroic mirror Filter of microplate reader, solar filter, etc

Narrow band pass filter is an optical element with narrow bandwidth, obvious cutoff of short wave and long wave, which can let light of specific wavelength pass through and let light of other wavebands reflect (or attenuate). The working area of the band-pass filter can be the ultraviolet wave band, the visible wave band, the near infrared wave band, and the far infrared wave band, depending on the application range required by the customer.


Hanzhong Brisun Optics Co., Ltd. Is the high precision optical element manufacturer provides customized production of Various optical lenses, including spherical lens, cylindrical lens, optical window, mirror, prism, filter, metal base mirror and other high-precision optical elements. The base materials include various optical glass, fused quartz, calcium fluoride (CaF2), zinc selenide (ZnSe), germanium (GE), silicon (SI), sapphire, metal and other materials. And provide antireflective film, high reflection film, spectroscopic film, metal film and other optical coatings.

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