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| Fuzhou Lens Optical Technology Co.,Ltd. | |
| Subject: | IR cut-off filter (small round or quadrate pieces) |
| Update Date: | 2009-02-16 18:16:57.0 |
| Valid Period: | Never expired |
| Contact Info | |
| Tel: | 86-591-88865450 |
| Fax: | 86-591-83302795 |
| Contact Person: | |
| Job Title: | Sales Manager |
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Description
Infrared (IR) cut-off filters are used with color CCD/CMOS imagers to produce color images. An IR cut-off filter blocks the transmission of the infrared while passing the visible light, which will increase the image quality and the true colour.
IR cut-off filters are mainly applied to CCD/CMOS Imaging System, such as Mobile camera, digital camera, PC camera, CCTV camera, Visual phone and Video door phone etc.
Substrate--------------------D263T/B270/BK7
Round type size-------------φ3.6~φ30 mm (±0.05 mm)
Thickness--------------------0.3mm, 0.4mm, 0.55mm, 0.7mm, 1.1mm
Surface Quality--------------40/20, 60/40
IR Coating--------------------T50% = 640/645/650/660nm±10 nm
400~420 nm-----------------Tmin.≥85%
420~620 nm-----------------Tmin≥88%, Tave≥90%
650±10nm---------------------T=50%
700~1000 nm----------------Tmax≤2%, Tave<1%
1000~1100 nm---------------Tmax≤4%
(The final detailed specifications are customized or suggested by Lenoptec. )
Products Include:
●Acrylic Filter
●Dichroic Filter
●Beam Splitter
●Reflective Coating
●Interference Filter
●Waterproof and dustproof coating
●AR coating
●UV-IR Blocker
●IR Cut-off Filter
