Changchun New Industries Optoelectronics Technology Co., Ltd.
Lasers, Optics & Photonics

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Variable Attenuator
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Customer Service
TTL or Analog Modulation
Fiber Coupling
Coating Service
Laser Marking Service
Complete Solution
Contact CNI
Tel: +86-431-85603799 / 89216078
国内: 0431-87020257 / 89216068
Fax:    +86-431-87020258

Cut-off Filter


The cut-off filter has a periodic structure constituted by the high refractive index layer and the low refractive index layer alternately. The main products are long-wavelength pass filter and short-wavelength pass filter. The products we can provide have some characteristics, for instance, spectral performance is very stable and long service life.

  Standard Product:

532nm shortwave pass filter



532nm longwave pass filter

Product Application: Mainly used in the field of biochemical, medical, image recognition, detection sensors and laser systems.
Material: K9, fused Silica
CNI can offer different kinds of cut-off filters upon your requests.

Addr: No.888 Jinhu Road High-tech Zone,Changchun 130103, P.R.China

Tel:+86-431-85603799     Fax:+86-431-87020258     E-mail: