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Main / Catalog / Night Vision Binoculars / Night vision binocular EF-821D "Gen2+"

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Product description 

EF - 8XD  is based on the latest ophotoelectric technology research and develoEFent of new products,,The instrument adopts the high-performance generation ii/three image intensifier, with excellent performance, small volume and weight ,light, clear imaging, simple operation, high cost performance, and  by replacing the objective lens (or connecting multiplier lens). It can change magnification and so on.

The product is connected with a special binocular connector to become a binocular binocular night vision device, and can also be disassembled as two monocular night vision devices. The night vision instrument is equipped with an infrared auxiliary light source and an automatic anti glare protection system.

The product has strong practicability and can be applied to military observation, coastal defense reconnaissance, public security surveillance, forensics, customs anti-smuggling, etc. in no illumination environment at night. It is an ideal equiEFent for public security department, armed police force, special police force and guard patrol.

 

Standard set

 

  • Night Vision Goggles
  • Head strap mount
  • Carrying Case or hard case (optional)
  • Shoulder strap
  • Manual
  • Lens cleaning

 

Technical specifications: 

MODEL


 

EF-821D


 

IIT


 

Gen2+


 

Magnification


 

1x


 

Resolution ( lp/mm)


 

45-57


 

S/N (dB)


 

15-21


 

Luminous Sensitivity (uA/lm)


 

450-700


 

MTTF (hrs)


 

10,000


 

FOV(degree)


 

42+/-3


 

Detection distance(M)


 

180-220


 

Adjustable range of eye distance


 

65+/-5


 

Diopter range


 

+5/-5


 

Lens  system


 

F1.2, 25mm


 

Coating


 

Multilayer broadband coating


 

Range of focus (M)


 

0.25--∞


 

Auto anti strong light


 

High sensitivity broadband detection


 

Rollover detection


 

Solid non-contact automatic detection


 

Dimensions(mm)(No eyeshade)


 

115x127x69


 

Material


 

Aviation aluminum


 

Weight(no battery)


 

645


 

Power supply


 

2.6-4.2V


 

Battery type


 

CR123(A)x2


 

Battery life(H)


 

80(IR OFF)    40(IR ON)


 

Operating Temperature (℃)


 

-40/+50


 

Relative Humidity


 

5%-98%


 

Environment rating


 

IP65(IP67 optional)