About 94 results
https://drivepatents.com/patents/988448 · 24 Jul 2013
A laser surveying system comprises a leveling unit (3) having a motor for leveling, a light source unit (14) for emitting a laser beam, a light projecting optical system installed on the leveling unit and for projecting the laser beam, a power supply unit ...
https://drivepatents.com/patents/984832 · 26 Jun 2013
The optical system (100) has a distance measuring unit (14) for measuring the distance between reference point and distance measuring point at target object. A photon detector (20) is connected with a control and computing unit (15). A radiation guide port...
https://drivepatents.com/patents/986008 · 20 Feb 2013
An electronic light detection circuit for detecting an intensity modulated light signal on a photosensitive element under backlight condition. The circuit comprises the photosensitive element, in particular as a light position detector for detecting a stri...
https://drivepatents.com/patents/994893 · 19 Dec 2012
The laser system (1) has a radiation source (11), which emits a laser beam (14) along an optical axis (16), where a deflection is provided with a deflection optic (19), which deflects the laser beam as deflected laser beam (21) along another optical axis (...
https://drivepatents.com/patents/996090 · 14 Nov 2012
Rotating construction laser device (28) with a grade mechanism (1), comprising a lens barrel (21) in which a laser optical system (20) is disposed; a frame structure (8) that is fixed to, integrated into or directly provided by a part of the structure of t...
https://drivepatents.com/patents/996429 · 31 Oct 2012
A survey setting point indicating device comprises a support member (3) which can be tilted with respect to a vertical direction, a supporting part (4) extending from the support member, a connecting member (11) attached to the supporting part (4), said co...
https://drivepatents.com/patents/997051 · 17 Oct 2012
The system (1) has an evaluation unit determining an actual state of an automotive unmanned controllable aerial vehicle (20) in a coordinate system, where the actual state is utilized for determining a position, an orientation and/or a position change of t...
https://drivepatents.com/patents/997835 · 26 Sep 2012
A survey apparatus includes a guide light emitting optical system (11) emitting a fan-like visible laser light elongated in upward and downward directions as a guide light, a cylindrical part (8) having a scanning optical system (10) searching a corner ref...
https://drivepatents.com/patents/998593 · 5 Sep 2012
An optical distance measuring apparatus which emits emission light from a light source to an object and receives reflection light from the object with a light-receiving unit, and performs distance measurement based on the emission light and the reflection ...
https://drivepatents.com/patents/1001906 · 30 May 2012
A surveying device (10) includes a surveying unit configured to measure a direction and a distance to a target object, a control unit configured to control the surveying unit, a communication unit configured to allow the control unit to communicate with an...