Aiming of a geodetic instrument
Alignment apparatus
Apparatus for converting an optical theodolite into a laser...
Apparatus for establishing a level plane
Audible tilt sensor calibration
Automatic level and plumb tool
Automatic level and plumb tool
Automatic level and plumb tool
Automatic optical plumbing instrument
Automatic self-leveling instrument mount
Automatic self-leveling instrument mount
Automatic tracking apparatus for reflector
Calibration system for use with measuring systems
Construction laser with tiltable deflecting means
Controlled support frame to position a laser level
Damping system and method for a pendulously supported...
Device for defining a horizontal plane
Device for horizontal and vertical adjustment in geodetic...
Device for projecting a flat beam of diverging laser rays
Drive device for aligning a theodolite