HD 1270
HD 1270 Gen I two-stage image intensifier
Gen I two-stage electrostatically focused image intensifier tube with S25 photocathode, aluminized phosphor screen and automatic brightness control.
Panua HD 1270 Gen I two-stage image intensifier
Vipimo
| Type | Gen I 2-stage, electrostatic focusing |
|---|---|
| Equivalent label | XX1270 |
| Cathode sensitivity | 300 uA/lm at 2856 K |
| Radiant sensitivity | 20 mA/W at 800 nm; 15 mA/W at 850 nm |
| EBI | 0.20 ulux |
| Luminous gain | 5700 cd/m2/lux at 2x10-5 lux |
| Supply current | 50 mA |
| Output uniformity | 2 : 1 |
| Limiting resolution | 28 lp/mm |
| MTF | 75% at 12.5 lp/mm; 45% at 25 lp/mm; 10% at 50 lp/mm |
| Photocathode diameter | 18 mm |
| MTTF | 2000 hours |
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