★该夜视仪使用2代+(准3代及更高级别)级别像增强器
This night vision device uses 2nd generation+(quasi 3rd generation and higher) level image intensifiers
★态势感应自动开关Situation sensing automatic switch
★强光断电保护Strong light power-off protection
★自动亮度调节Automatic brightness adjustment
★超宽带多层增透膜Ultra wideband multilayer anti reflective film
★电池盖弹簧内嵌设计 Embedded design of battery cover spring
★可接独立远距离红外灯Can be connected to independent long-distance infrared lights
★具备IP65防水防尘级别Equipped with IP65 waterproof and dustproof rating
型号model | DB2021 | DB3021 |
外观样式Appearance style | 双目双筒Binocular binocular | 双目双筒 Binocular binocular |
增像管级别 Level of image intensifier tube | 2代+(Gen2+) | 准3代 |
分辨率(线对,lp/mm) resolving power | 60-64 | 64-72 |
品质因数(FOM值)quality factor | 1400-1800 | 1600-2300 |
灵敏度(微安/流明,µ A/lm) sensitivity | 700-1000 | 850-1200 |
信噪比Signal-to-noise ratio | 23-28 | 28-32 |
亮度增益(cd/㎡/lx) Brightness gain | 8000-12000 | 10000-20000 |
阴极面类型 Type of Yin Pole Surface | S25 | GaAs |
镜片镀膜类型Lens coating type | 超宽带多层增透膜Ultra wideband multilayer anti reflective film | |
放大倍率(倍,X) Magnification rate | 1x | 1x |
视场(度,°)field | 40 | 40 |
视度调节范围(屈光度)(度,°) Diopter | +5/-5 | +5/-5 |
焦距(mm)focal length | 25 | 25 |
物镜调节范围 (米,m) Objective adjustment range | 0.25--∞ | 0.25--∞ |
体积(毫米,mm)volume | 128X110X55 | 128X110X55 |
重量(克,g)weight | 749 | 749 |
电源电压 (伏,v)supply voltage | 2.0-4.2 | 2.0-4.2 |
电池类型Battery type | 1X CR123A锂电池 | 1X CR123A锂电池 |
连续工作时间(小时,h) Continuous working hours | 100(未开红外)40(开启红外) 100 (without infrared enabled) 40 (with infrared enabled) | |
防强光保护功能Anti strong light protection function | 支持support | 支持support |
方向感应自动开关功能Direction sensing automatic switch function | 支持support | 支持support |
自动亮度功能 Automatic brightness function | 支持support | 支持support |
电池盖弹簧内嵌设计Embedded design of battery cover spring | 支持support | 支持support |
红外辅助灯 Infrared auxiliary light | 支持support | 支持support |
内置红外指示灯 Built in infrared indicator light | 支持support | 支持support |
红外灯波长(nm)LED wave length | 850 | 850 |
安装远距离独立红外灯 Installing remote independent infrared lights | 支持support | 支持support |
工作温度范围 (°C ) Working temperature range | -50/+60 | -50/+60 |
贮藏温度范围(°C ) Storage temperature range | -50/+70 | -50/+70 |
相对湿度relative humidity | 5%-98% | 5%-98% |
无故障时长 No fault duration | 10000小时/10000 hours | 10000小时/10000 hours |
防水防尘级别Waterproof and dustproof level | IP65 | IP65 |
官方质保Official warranty | 1年/1 year | 1年/1 year |