PRODUCT DETAILS
A BRIEF INTRODCTION：
DETAILS DESCRIPTION：
（1）Function and purpose
LAB-31B helmet-mounted low-level-light viewer can be mounted on the
helmet, for both binocular and monocular viewing. It has the characteristics of
small size, light weight, good reliability and carrying convenience. It is used for
parachuting at night and special operations.
（2）Performance and technical indices
Magnification: 1
×±0.5
×
Field of view: 40°
Exit pupil diameter: ≥φ12 mm
Exit pupil distance: ≥ 22 mm
Diopter adjustment range: replacement of diopter attachment (customized)
Focusing range: 350mm ~ ∞
Operating distance: Under an illumination of 1×10
-3
lx, the distance is not
less than 100m for identifying a moving person.
Image intensifier: Low-light-level image intensifier
Battery type: one AA battery
Continuous working time: >10h
Overall dimensions: ≤ 128 mm × 100 mm × 80 mm
Weight: ≤ 450g
Working temperature: -40°C ~ 60°C
Storage temperature: -55°C ~ +70°C
