Laser surveying equipment

Laser system

Laser unit with a laser beam automatically aligned to the vertic

Laser-operated detector

Level with angle and distance measurement apparatus

Level with angle and distance measurement apparatus

Leveling instrument

Light-ray indicator

Magnetic motion damping system for pendulous compensator

Method and apparatus for generating a straight reference line

Modular day/night weapon aiming system

Multi-purpose surveying instrument

Night sight with illuminated aiming point

Off axis optical sight system for a firearm

Optical automatic levelling apparatus

Optical element of a parallax free sight

Optical sight

Optical sight enhancing blade arrangement

Optical sight with variable illumination

Optical sighting device with illuminated aiming mark