SENTINEL (640)

The SENTINEL (640) utilizes a large diameter Germanium lens to extend its observation range beyond 2,500m. The SENTINEL (640) is an advanced thermal imaging binocular with a wide variety of tactical, law enforcement, border security and special forces applications. The SENTINEL (640) utilizes a high resolution uncooled thermal sensor to perceive differences in the thermal signature of objects within the field of view.

This device can detect objects at remote distances 24 hours a day, through smoke, fog or camouflage. This device does not produce any audible sounds while in operation.

Ergonomic design
High-resolution uncooled thermal sensor
Superb image clarity
640 resolution variant
Simple to operate

Sensor

Resolution (pixels)

640×480

Operating wavelength (µ)

8-14

Sensitivity (mK @F1.0)

<40

Video Output

PAL

DRI range (m):
Human
Tank

2,500/625/313

 6,800/1,700/850

Optics

Objective focal length (mm)

75

Field of view (°)

8.3×6.2

Eye relief (mm)

25

Dioptric correction

-6 to +2

Zoom

Fixed 2x, 3x, 4x, plus continuous zoom

Mechanics, Electronics & Environmental

Dimensions (mm)

208x89x146

Weight without batteries (g)

1030

Battery type

6x AA

Battery life (hours)

8

Operating Temperature (°C)

-40 to +50