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We offers a variety of infrared (IR) filters including IR narrow bandpass filters, IR wide bandpass filters, long-wave pass filters and other custom filters. The substrate could be silicon, sapphire or Germanium. It covering 1um to 15 um. The infrared filters are widely used in environmental monitoring, temperature sensing, thermal imaging as well as other applications.
IR Narrow Bandpass Filters
Materials
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CWL
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Part Number and Description
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| BK7 |
1.44um |
P/N: PIRF-INBP1440-01101, Filter in stock
CWL1440±14nm, HPB20±10nm, Tpeak≥70% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
1.45um |
P/N: PIRF-INBP1450-01101, Filter in stock
CWL1450±14nm, HPB20±5nm, Tpeak≥80% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
1.71um |
P/N: PIRF-INBP1710-01101, Filter in stock
CWL1710±17nm, HPB20±5nm, Tpeak≥60% Out of band blocking from 400 to 2200nm, For more detailed specifications and Transmission Curve... |
| BK7 |
1.79um |
P/N: PIRF-INBP1790-01101, Filter in stock
CWL1790±17nm, HPB30±10nm, Tpeak≥85% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
1.92um |
P/N: PIRF-INBP1920-01101, Filter in stock
CWL1920±19nm, HPB20±5nm, Tpeak≥80% Out of band blocking from 400 to 2200nm, For more detailed specifications and Transmission Curve... |
| BK7 |
1.94um |
P/N: PIRF-INBP1940-01101, Filter in stock
CWL1940±20nm, HPB30±10nm, Tpeak≥85% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
2.08um |
P/N: PIRF-INBP2080-01401, Filter in stock
CWL2080±20nm, HPB50±10nm, Tpeak≥80% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
2.10um |
P/N: PIRF-INBP2100-01101, Filter in stock
CWL2100±20nm, HPB50±10nm, Tpeak≥90% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| BK7 |
2.31um |
P/N: PIRF-INBP2310-01101, Filter in stock
CWL2310±20nm, HPB30±10nm, Tpeak≥85% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
2.47um |
P/N: PIRF-INBP2470-01101, Filter in stock
CWL2470±25nm, HPB74±20nm, Tpeak≥70% Out of band blocking from 1500 to 5500nm, For more detailed specifications and Transmission Curve... |
| Silicon |
2.8um |
P/N: PIRF-INBP2800-01101, Filter in stock
CWL2800±50nm, HPB240±20nm, Tpeak≥80% Out of band blocking from 400 to 3000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
3.4um |
P/N: PIRF-INBP3400-01101, Filter in stock
CWL3400±34nm, HPB140±20nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
3.4um |
P/N: PIRF-INBP3400-02101, Filter in stock
CWL3400±34nm, HPB140±20nm, Tpeak≥90% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
3.9um |
P/N: PIRF-INBP3900-01101, Filter in stock
CWL3900±39nm, HPB90±20nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
3.9um |
P/N: PIRF-INBP3900-02101, Filter in stock
CWL3900±39nm, HPB180±20nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
4.26um |
P/N: PIRF-INBP4260-01101, Filter in stock
CWL4260±42nm, HPB90±20nm, Tpeak≥75% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
4.26um |
P/N: PIRF-INBP4260-02101, Filter in stock
CWL4260±42nm, HPB180±20nm, Tpeak≥85% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
4.67um |
P/N: PIRF-INBP4670-01101, Filter in stock
CWL4670±46nm, HPB180±20nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
5.3um |
P/N: PIRF-INBP5300-01101, Filter in stock
CWL5300±53nm, HPB610±40nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
7.3um |
P/N: PIRF-INBP7300-01101, Filter in stock
CWL7300±73nm, HPB180±20nm, Tpeak≥80% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
7.3um |
P/N: PIRF-INBP7300-02101, Filter in stock
CWL7300±73nm, HPB180±20nm, Tpeak≥85% Out of band blocking from 400 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
10.6um |
P/N: PIRF-INBP10600-01101, Filter in stock
CWL10600±100nm, HPB120±20nm, Tpeak≥60% Out of band blocking from 400 to 13600nm, For more detailed specifications and Transmission Curve... |
| Germanium |
10.6um |
P/N: PIRF-INBP10600-02201, Filter in stock
CWL10600±100nm, HPB190±20nm, Tpeak≥90% Out of band blocking from 400 to 13600nm, For more detailed specifications and Transmission Curve... |
IR Wide Bandpass Filters
Materials
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WL Range
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Part Number and Description
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| Silicon |
3.0~5.0um |
P/N: PIRF-IWBP3000~5000-01101, Filter in stock
50% cut on 3000±50nm, 50% cut on 5000±50nm, Tavg≥85%, Out of band blocking from 1500 to 11000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
8.0~14.0um |
P/N: PIRF-IWBP8000~14000-01101, Filter in stock
50% cut on 8350±80nm, 50% cut on 13650±100nm, Tavg≥75%, Out of band blocking from 1500 to 19000nm, For more detailed specifications and Transmission Curve... |
IR Long Pass Filters
Materials
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Cut-off WL
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Part Number and Description
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| Silicon |
2.0um |
P/N: PIRF-ILP2000-01101, Filter in stock
50% cut on 2000±40nm, TWR: 2100~2800nm, Tavg≥85%, Out of band blocking from 400 to 1800nm, For more detailed specifications and Transmission Curve... |
| Silicon |
2.4um |
P/N: PIRF-ILP2400-01101, Filter in stock
50% cut on 2400±100nm, TWR: 2400~3600nm, Tavg≥90%, Out of band blocking from 400 to 2200nm, For more detailed specifications and Transmission Curve... |
| Silicon |
3.0um |
P/N: PIRF-ILP3000-01101, Filter in stock
50% cut on 3000±300nm, TWR: 4000~13000nm, Tavg≥78%, Out of band blocking from 1500 to 2500nm, For more detailed specifications and Transmission Curve... |
| Silicon |
5.5um |
P/N: PIRF-ILP5500-01101, Filter in stock
5% cut on 5500±400nm, TWR: 7500~13500nm, Tavg≥70%, Out of band blocking from 1500 to 5000nm, For more detailed specifications and Transmission Curve... |
| Silicon |
7.3um |
P/N: PIRF-ILP7300-01101, Filter in stock
5% cut on 7420±70nm, TWR: 8100~11000nm, Tavg≥90%, Out of band blocking from 1500 to 7200nm, For more detailed specifications and Transmission Curve... |
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