Infrared Bandpass Filters
Infrared narrowband, infrared broadband and infrared long-pass filters. OTF manufactures infrared filters for detecting gases including H2O, CH4, CO2, CO, NO, SO2 and SF6, at wavelengths up to 16μm. These filters are widely used in environmental, medical, security, thermal-imaging and aviation industries.
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Overview
Specifications
| Parameter | Value |
|---|---|
| CWL [Object=CH4] | 3.40±0.034 μm |
| Tpeak [Object=CH4] | 85% |
| FWHM [Object=CH4] | 140±20nm |
| Blocking OD [Object=CH4；UV-11μm] | OD3 |
| CWL [Object=CO2] | 4.26±0.042 μm |
| Tpeak [Object=CO2] | 85% |
| FWHM [Object=CO2] | 180±20nm |
| Blocking OD [Object=CO2；UV-11μm] | OD3 |
| CWL [Object=CO] | 4.66±0.046 μm |
| Tpeak [Object=CO] | 85% |
| FWHM [Object=CO] | 180±20nm |
| Blocking OD [Object=CO；UV-11μm] | OD3 |
| CWL [Object=NO] | 5.33±0.053 μm |
| Tpeak [Object=NO] | 85% |
| FWHM [Object=NO] | 300±40nm |
| Blocking OD [Object=NO；UV-11μm] | OD3 |
| CWL [Object=SO2] | 7.30±0.073 μm |
| Tpeak [Object=SO2] | 85% |
| FWHM [Object=SO2] | 180±20nm |
| Blocking OD [Object=SO2；UV-11μm] | OD3 |
| CWL [Object=SF6] | 10.6±0.100 μm |
| Tpeak [Object=SF6] | 85% |
| FWHM [Object=SF6] | 190±20nm |
| Blocking OD [Object=SF6；UV-13.6μm] | OD3 |
Applications
Key Features
Datasheet
Supplier Information
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