產(chǎn)品性能

Product performance：

該夜視儀使用2代+（準3代及更高級別）級別像增強器

This night vision device uses 2nd generation+(quasi 3rd generation and higher) level image intensifiers

自帶紅外輔助光源  Equipped with infrared auxiliary light source

可頭戴可手持；可雙眼觀看可單眼觀看

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

強光斷電保護  Strong light power-off protection

自動亮度調(diào)節(jié)  Automatic brightness adjustment

超寬帶多層增透膜 Ultra wideband multilayer anti reflective film

電池蓋彈簧內(nèi)嵌設(shè)計 Embedded design of battery cover spring

可接高倍鏡頭 Can be connected to high magnification lenses

眼距可調(diào)節(jié) Adjustable eye distance

獨立雙開關(guān)系統(tǒng) Independent dual switch system

可接獨立遠距離紅外燈 Can be connected to independent long-distance infrared lights

具備IP65防水防塵級別 Equipped with IP65 waterproof and dustproof rating

產(chǎn)品參數(shù)

Product parameters：

型號 model

DD2021

DD3021

外觀樣式 Appearance style

雙目雙筒 Binocular binocular

雙目雙筒 Binocular binocular

增像管級別

Level of image intensifier tube

2代+（Gen2+）

準3代

分辨率(線對，lp/mm)

resolving power

60-64

64-72

品質(zhì)因數(shù)（FOM值）quality factor

1400-1800

1600-2300

靈敏度（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

陰極面類型 

Type of Yin Pole Surface

S25   

GaAs

鏡片鍍膜類型Lens coating type

超寬帶多層增透膜 Ultra wideband multilayer anti reflective film

放大倍率（倍，X）

Magnification rate

1x

1x

視場（度，°）field

40

40

視度調(diào)節(jié)范圍（屈光度）（度，°）

Visual adjustment range

+5/-5

+5/-5

焦距（mm） focal length

25

25

物鏡調(diào)節(jié)范圍 (米，m)

Objective adjustment range

0.25--∞

0.25--∞

體積（毫米，mm) volume

126X103X77

126X103X77

重量（克，g） weight

790

790

電源電壓 (伏，v)supply voltage

2.0-4.2

2.0-4.2

電池類型  Battery type

1X CR123A鋰電池

1X CR123A鋰電池

連續(xù)工作時間（小時，h）

Continuous working hours

100(未開紅外)40(開啟紅外)

100 (without infrared enabled) 40 (with infrared enabled)

防強光保護功能Anti strong light protection function

有 yes

有 yes

方向感應(yīng)自動開關(guān)功能

Direction sensing automatic switch function

有 yes

有 yes

自動亮度功能

Automatic brightness function

有 yes

有 yes

電池蓋彈簧內(nèi)嵌設(shè)計Embedded design of battery cover spring

有 yes

有 yes

紅外輔助燈 

Infrared auxiliary light

有 yes

有 yes

內(nèi)置紅外指示燈

Built in infrared indicator light

有 yes

有 yes

紅外燈波長（nm）LED wave length

850

850

安裝遠距離獨立紅外燈

Installing remote independent infrared lights

支持 support

支持 support

眼距調(diào)節(jié)功能

Eye distance adjustment function

支持 support

支持 support

接高倍鏡頭Connect to high magnification lens

支持 support

支持 support

工作溫度范圍 (°C )

Working temperature range

-50/+60

-50/+60

貯藏溫度范圍(°C )

Storage temperature range

-50/+70

-50/+70

相對濕度 relative humidity

5%-98%

5%-98%

無故障時長 No fault duration

10000小時/10000 hours

10000小時/10000 hours

防水防塵級別 

Waterproof and dustproof level

IP65

IP65

官方質(zhì)保 Official warranty

1年/1 year

1年/1 year