HD 1520A
HD 1520A 18 mm Gen III image intensifier tube
18 mm inverting Gen III image intensifier tube with GaAs extended red photocathode, MCP amplifier, ABC and bright source protection.
Onyesha HD 1520A 18 mm Gen III image intensifier tube, mwonekano wa 1 kati ya 2Onyesha HD 1520A 18 mm Gen III image intensifier tube, dimensioned outline drawing
Panua HD 1520A 18 mm Gen III image intensifier tubePanua HD 1520A 18 mm Gen III image intensifier tube, dimensioned outline drawing
Vipimo
| Type | 18 mm, inverting, Gen III |
|---|---|
| Photocathode | GaAs extended red on glass input window |
| Cathode sensitivity | 1650 uA/lm at 2856 K |
| Radiant sensitivity | 160 mA/W at 830 nm |
| Signal-to-noise ratio | 21 |
| EBI | 0.25 ulux |
| Luminous gain | 17000 to 22000 cd/m2/lux at 2x10-5 lux |
| Supply current | 32 mA |
| Output uniformity | 3 : 1 |
| Limiting resolution | 64 lp/mm |
| MTF | 90% at 2.5 lp/mm; 70% at 7.5 lp/mm; 45% at 15.0 lp/mm |
| Photocathode diameter | 17.5 mm |
| MTTF | 10000 hours |
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