635nm Narrow Bandpass Filter Optical Glass Longpass Filters SQ 60 / 40 FWHM 20nm

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 635nm Narrow Bandpass Filter Optical Glass Surface quality 60/40 FWHM 10nm 20nm


635nm Narrow Bandpass Filter


Competitive Advantage:


635nm Narrow Bandpass Filter,competitive price , good quality, delivery on time, providing perfect after-sales service, to provide customers with professional customized products of parameter. We will supply you with best solution.





Bandpass filters transmit light only within a defined spectral band ranging from less than one to many nanometers wide. They are used in a wide variety of applications where spectral isolation is required. Bandpass filters are preferable to monochromators because of their higher transmission and better signal-to-noise.

Standard or customized features with different functions for the special applications.

940nm Narrow Bandpass Filter compatibly used with 940nm LED light or laser light source, which the image sensor only requires a small bandwidth of the 940nm NIR light to for the black and white image.




Why us?


1 Service time:        24 hours waiting for you.

2.Fast Response:   2 hours within our worktime, 12 hours get off work.

3.Good Service:      We can supply you from design,measure to coating one stop service.

4. MOQ:                   No MOQ requirement, you can set your order freely.
5. After-sales service:  If bad quality, we will refund . 




 How to Order ?


Step 1. Send the inquiry at the bottom of the product.

Step 2. We will response or quote you within 24 hours.

Step 3. Place order through email, fax directly.





Centre Wavelength(CWL):

940nm, +/-2nm

FWHM(50% point):

8nm, 10nm, 20nm, 30nm, 40nm, 60nm


Tave>85% @ 940nm


customized, from 2x2mm to Dia. 110mm, +/-0.1mm



Surface quality:


Clear aperture:

>90%, or full surface coatings


B270, BK7, crystal, float or sodalime glass etc.








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Giai Photonics Co.,Ltd
F2,block C,Shen Chang Gang Industry Park, Guangzhou, Guangdong, China (Mainland)
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