Project Description

Laser rangefinder – calculator LRF-B

Laser rangefinder calculator is used for full data preparation for firing. Performs auto calculating of meteorological and ballistic corrections, using built-in temperature and pressure sensors, inclinometer and etc., for 5 types of ballistics.

Technical Data

  • Radiation wavelength – 905±10 nm
  • Absolute error of distance measurement – ±2 m
  • Range of measured distances – from 20 m to 1000 m
  • Discreteness of distance measurement – 1 m
  • Visible magnification of the optical channel – 7x
  • Angular field of view of the optical channel – 8°
  • Diopter adjustment range of the ocular – ±5 dptr.
  • Power source – four alkaline batteries of AA type with rated voltage of 1.5 V – commercially available
  • Mount for tripod – 1/4`
  • Overall dimensions – 185х95х65 mm
  • Weight – 0,96 kg
  • Operating temperature range – from minus 35 to plus 55 °С