Main tube parameters
| Image Intensifier Type |
| EPM66G2 |
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| (Generation/Grade) |
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| Photocathode operating diameter |
| 18 mm |
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| Photocathode type |
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| Photocathode sensitivity: |
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| Integral |
| 450 μA/ lm |
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| Spectral at λ = 850 nm |
| 26 mA/W |
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| Light amplification |
| >20,000 fl/fc |
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| Image magnification |
| 1x |
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| 18 |
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| Current consumption, max |
| 18 mA | |
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| Voltage |
| 2.8±0.8 V |
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| MTBF, hours | 10 000 |
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| Operating temperature range |
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| Spatial | |||
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| Frequency, lines/mm |
| Contrast transfer |
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| coefficient |
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| 2.5 |
| 0.83 |
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| 7.5 |
| 0.56 |
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| 15.0 |
| 0.30 |
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| 6 |
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