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The 90mm F1.0 infrared athermal lens is expertly designed to maintain consistent optical performance and sharp focus across fluctuating temperatures. Ideal for demanding applications such as long-range thermal imaging and security surveillance, this lens delivers superior image quality, ensuring detailed and clear visuals even in diverse environmental conditions. Interested in learning about infrared athermal lenses? Contact CNGEIR.
| Focus Length (f) | 90mm |
| Aperture (F) | 1.0 |
| Spectrum | 8～12μm |
| FOV | 4.9°X3.9° |
| Coating | AR |
| Transmittance | ＞89% |
| Detector | 640X512(12μm） |
| Focus Mode | Athermal |
| Focus Range | 9m～∞ |
| Rear Working Distance | 14.13mm |
| Mount Type | M42×0.75 |
| Size | φ97/L110.5mm |
| Weight | 561g |
| 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 
