光电阴极/Photocathode material

双碱/Bialkali

倍增结构/Dynode structure

线性聚焦/Linear focused

N2023

Min

Typ

Max

Unit

阴极参数

Cathode Parameters

阴极有效直径/Cathode effective diameter

48

mm

光谱范围/Spectral response

290-650

nm

量子效率峰值波长/Quantum   Efficiency  Peak wavelength

380

nm

光照灵敏度/Luminous sensitivity

75

μA/lm

蓝光灵敏度/Blue sensitivity

9

11

μA/lmf

阳极参数

Anode Parameters

阳极蓝光灵敏度/For an anode blue sensitivity of

75

A/lmf

阳极灵敏度/Anode sensitivity

52.5

A/lm

工作电压/Supply voltage

700

900

1100

V

增益/Gain

7×10⁵

暗电流/Anode dark current

1

2

nA

暗计数率/Dark count rate

50

Hz

上升时间/Rise time

5

ns