东帝夜视DAKINGNV-DD2021夜视仪2代+拼装目距可调

产品性能

Product performance：

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

自带红外辅助光源  Equipped with infrared auxiliary light source

可头戴可手持；可双眼观看可单眼观看

Can be worn on the head or held in the hand; Can be viewed with both eyes or with one eye

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

可接高倍镜头 Can be connected to high magnification lenses

眼距可调节 Adjustable eye distance

独立双开关系统 Independent dual switch system

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

产品参数

Product parameters：

型号 model

DD2021

DD3021

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，°）

Visual adjustment range

+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

126X103X77

126X103X77

重量（克，g） weight

790

790

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

有 yes

有 yes

方向感应自动开关功能

Direction sensing automatic switch function

有 yes

有 yes

自动亮度功能

Automatic brightness function

有 yes

有 yes

电池盖弹簧内嵌设计Embedded design of battery cover spring

有 yes

有 yes

红外辅助灯 

Infrared auxiliary light

有 yes

有 yes

内置红外指示灯

Built in infrared indicator light

有 yes

有 yes

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

眼距调节功能

Eye distance adjustment function

支持 support

支持 support

接高倍镜头Connect to high magnification lens

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