Far-IR Bandpass Filter coating optical filters customized far-infrared bandpass filter for Gas detector

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Price:$1.50 - $38.90
Price in USD:Details


Product Overview



Product Name
Far-infrared Bandpass filter
Vacuum coating
Peak Transmission
Silicon, Germanium, Sapphire, Magnesium fluoride, Calcium fluride
Clear Aperture
Coating cover greater 95% active area
Surface quality
scratch/dig 40-20

Product Description

Far-infrared Bandpass Filter
Far-infrared bandpass filter Neutral wavelength during 2.0um-25um. We adopt silicon, germanium, sapphire, magnesium fluoride, Calcium fluoride to be coating. And the peak value is greater than 75%.

Application: Infrared measurement, Infrared thermometer, IR imaging senor, Gas detector.

Customer Feedback

Company Profile


1. Who are we?
We are 13 year old optical filter/optical lens manufacturer based in Shenzhen, China since 2008. At present,
We have exported to North/South America(35.00%),Southeast Asia(20.00%),Mid East(15.00%),Europe(30.00%). There are total about 400-500 people in our Shenzhen factory(200-300) & Anshan factory(150-200) with annual turnover of more than USD 15Million (Alibaba Verified).

2. How can we guarantee quality?
90% of our raw material suppliers belongs to top brand internationally brands. Like we import top grade Optorun coating machines from Japan.Our glass raw materials all comes from American Corning etc.

3. Do you have reference customers?
Because of our stable optical filter & lens quality,many international brands also join in our customer list.
There are 3M,Huawei,Dji,Hikvision etc. brands.We warmly welcome serious new customers join Giai family.

4. Why should you buy from us not from other suppliers?
Giai photonics Co.,Ltd is a leading supplier of precision camera Fliter, ND Filter,CPL Filter,GND Filter,UV Filter for 13 years.
We have 5 doctor degree Photonics specialist. High quality coating machine imported from Japan & well trained staffs &
Every pc of filter glass & lens needs undergoing 7 QC steps before shipping.

5. What services can we provide?
Accepted Delivery Terms: FOB,EXW;
Accepted Payment Currency:USD;
Accepted Payment Type: T/T,PayPal,Western Union;
Language Spoken:English,Chinese

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