更新時間：2023-08-18
二代半微光管 價格便宜 批量采購 貨期穩(wěn)定直徑：18mm可操作電壓：2~3.5V可供電流，mA，max ：20
二代半微光管EMP66G（GLASS TUBES）參數(shù)表
Parameter, unit |
| B | A | C | D |
Photocathode useful diameter,mm | 18 | ||||
Nominal operating voltage, V | 2~3.5 | ||||
Supply current,mA,max | 20 | ||||
Photocathode sensitivity, min: -White light,um/lm -Spectral at =850nm,mA/W | 350 18 | 450 24 | 500 35 | 600 40 | 700 45 |
Resolution lm/mm,min | 45 | 47 | 53 | 55 | 58 |
Luminous fain at 20x106lx | Min 28000 | ||||
Max.output brightness,cd/m2 | 4-8 | ||||
Signal to noise ratio, min | 18 | 19 | 20 | 20 | 22 |
Modulation transfer funon(MTF) 2.5lp/mm 75lp/mm 15p/mm |
0.83 0.56 0.30 |
0.86 0.62 0.32 |
0.86 0.62 0.32 |
0.86 0.65 0.38 |
0.88 0.65 0.48 |
Mean time to failure, hours,min | 10000 | ||||
Mechanical shock, m/c2(g) | 5000(500) | ||||
Operating Temperature,℃ | -45-+50 | ||||
二代半微光管詳細介紹：
Zone | Form and size of zones on photocathode,mm | The greates diameter of points,mm | |
Size | Quantity | ||
1 | Circle φ5.6 | More than 0.075to 0.15 inclusive <0.15 to 0.23> | 0 0 |
2 | Ringφ5.6-14.7 | More than 0.075to 0.15 inclusive <0.15 to 0.23> | 2 1 |
3 | Ringφ14-17.5 | More than 0.075to 0.15 inclusive <0.15 to 0.23> | 2 1 |
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