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The 19mm F1.0 infrared athermal lens excels in delivering sharp and clear infrared imaging across diverse temperature conditions without the need for manual refocusing. This lens is especially suited for thermal imaging devices used in security, surveillance, and outdoor monitoring, ensuring consistent optical performance in challenging environmental settings. To learn about infrared athermal lenses, get in touch with CNGEIR.
| Focus Length (f) | 19mm |
| Aperture (F) | 1.0 |
| Spectrum | 8～12μm |
| FOV | 22.6°X18.2° |
| Coating | AR |
| Transmittance | ＞89% |
| Detector | 640X512(12μm） |
| Focus Mode | Athermal |
| Focus Range | 2m～∞ |
| Rear Working Distance | 7.83mm |
| Mount Type | Flanged |
| Size | φ27/L23.82mm |
| Weight | 35g |
| Working Temp | -40℃～60℃ |
| Storage Temp | -40℃～80℃ |
| IP Grade | IP67 |
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No.9 Zhongxing East Road, Lishui Economic Development Zone, Nanjing, Jiangsu, China 
