Night Diver Goggle, NDG-87

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Night Diver Goggle is a lightweight and high performance underwater night vision Goggle permitting observation both above and below up to a depth of 30 meters.
The assembly incorporates an IR-emitting light source that provides assistance in close- up inspection of objects or checking underwater instruments.
Nigh Diver Goggle can also be used for above water surface reconnaissance as well as underwater searching.


  • Light weight
  • Ergonomic Design
  • Rugged construction
  • Easy Operation and Maintenance
  • 18mm second  Generation image Intensifier tube to offer crystal clear super bright viewing in visible and
    near infrared
  • Capability of continuous passive operation over a 15-hiour period without the need for battery replacement
  • Modular construction


  • Nocturnal observation, target location, perimeter surveillance, forward area observes, border patrols/customs and Special Forces
  • Command and control
  • Terrain Navigation
  • Search and Rescue
  • Low enforcement, Drug Control

Technical Specifications:
Magnification :                        1X
Field of view (in air) :               40°
Resolution power :                   0.68(cy/mr)
System Gain :                         2000(fl/fl)
Weight :                                <1kg
Objective lens Data
Focal length  :                        26mm
T number :                             1.30
F number :                             1.20
Focusing range :                     25cm to infinity
Eyepiece lens data 
Effective focal length :            26mm
Diopter adjustment :               -6to+2diopter


Technical Specifications:
Interpupillary adjustment  :         55to71mm
Power source type
Operating voltage :                   207to3dvc
Battery type :                          2xAABatteries
Ambient characteristics
Temperature rang (operation) :   -15°cto+45°c
Temperature rang (storage) :     -15°cto+71°c
Maximum Humidity :                  94%
Operational death :                  30meters

Image intensifier tube
Type :                                    noninverter
Size :                                     18mm
Generation :                            2