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The 75mm F1.0 infrared athermal lens stands out for its high-resolution and stable focus in diverse temperature conditions, making it ideal for advanced thermal imaging applications. Its athermal properties ensure that image clarity and focus remain consistent, which is critical for long-range surveillance and security systems operating in varying climates. For expert insights on infrared athermal lenses, reach out to CNGEIR.
| Focus Length (f) | 75mm |
| Aperture (F) | 1.0 |
| Spectrum | 8～12μm |
| FOV | 8.3°X6.6° |
| Coating | AR |
| Transmittance | ＞89% |
| Detector | 640X512(17μm） |
| Focus Mode | Athermal |
| Focus Range | 7.5m～∞ |
| Rear Working Distance | 13.35mm |
| Mount Type | M38×0.5 |
| Size | φ82/L87.6mm |
| Weight | 371.8g |
| 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 
