|
Match
|
Document |
Document Title |
|
|
7526384 |
Method for correcting a 3D location measured by a tracking system assuming a vertical offset
Position measurements by a tracking system associated with a survey tool are corrected for tilt. The tracking station typically incorporates some offset from the surface across which a survey is...
|
|
|
7110102 |
Working position measuring system
A working position measuring system, comprising a rotary laser device for irradiating and rotating a laser beam and a photodetection sensor device for receiving the laser beam and for detecting a...
|
|
|
7001024 |
Image input apparatus using projected light
The present invention provides an image input apparatus into which a three-dimensional image as well as a two-dimensional image can be easily input. This image input apparatus includes an image...
|
|
|
6943339 |
Tilt sensor and method of making same
An apparatus and method of making the same for sensing inclination. The apparatus includes a member moveably positioned in a body, the member moves in response to gravity between two positions if...
|
|
|
6937336 |
Optical alignment system for power tool
A power tool having a work surface and a spindle attached to the power tool and defining an axis of operation of the power tool. In one embodiment, the power tool may include a bracket above the...
|
|
|
6922483 |
Methods for measuring DMD low frequency spatial uniformity
Methods for measuring the low spatial reflectivity uniformity of a DMD spatial light modulator. These methods are unique since they compensate for the non-uniformities introduced by the tilt angle...
|
|
|
6900885 |
White light source
The present invention relates to a white light source. This white light source comprises a plurality of amplified spontaneous emission light generating sections each comprising at least an active...
|
|
|
6392827 |
Drive and guide mechanism and apparatus using the mechanism
A lens driving device which does not make larger an apparatus in which the device is installed, which ensures a longer span for preventing a tilt of a lens therein, and which allows an easy access...
|
|
|
6324455 |
Laser level selection
The apparatus and the system for precise vertical navigation of a grading machine in profile of a curved job site terrain is disclosed. The system includes an integrated satellite navigational...
|
|
|
6163373 |
Rotary laser irradiating system
The present invention provides a rotary laser irradiating system, comprising a light emitter for emitting a laser beam, a rotator rotatably mounted on said light emitter for forming a laser...
|
|
|
6137567 |
Laser survey instrument
The laser survey instrument according to the present invention comprises a rotary laser device and a photodetector for receiving a laser beam, wherein the rotary laser device comprises a light...
|
|
|
6091487 |
Laser transmitter incorporating auto scan dither zone
A laser transmitter and a method of transmitting a reference laser beam are provided comprising an auto scan dither mode. According to one aspect of the present invention, a laser transmitter is...
|
|
|
6052181 |
Multiple simultaneous laser-reference control system for construction equipment
A number of laser beam stations emit vertically separated parallel planes and/or ray-planes of laser light that can be discriminated by their respective plane elevations, modulation of the laser...
|
|
|
6038074 |
Three-dimensional measuring apparatus and method, image pickup apparatus, and apparatus and method for inputting image
Images of an object viewed from a plurality of points of view is input through an image inputting unit. Change of orientation of the image inputting means, occurring when the images of the object...
|
|
|
5784182 |
Directional sight for instruments
The sight comprises a support adapted for mounting onto an instrument to be aimed at a target, an optical device mounted onto the support for creating an image including a first sighting mark at a...
|
|
|
5771092 |
Wavelength agile receiver with noise neutralization and angular localization capabilities (WARNALOC)
A tunable wavelength agile opto-electronic device for detecting and determining an angle of arrival of a collimated beam of radiation comprising a linearly variable optical filter superimposed over...
|
|
|
5680208 |
Gravity oriented laser scanner
A laser scanner 50 includes a laser 76 affixed to a pendulum 66 with a damper 80 for damping the movement of the pendulum 66. The laser scanner 50 is controllable through a remote control 62 for...
|
|
|
5675407 |
Color ranging method for high speed low-cost three dimensional surface profile measurement
The target of the present invention is to provide an automatic high speed, low-cost, multi-mode three-dimensional(3D) surface profile measurement method. This method exploits the projected energy...
|
|
|
5631732 |
Surveyor device
This invention is a method for remotely obtaining roadway crown point elevation and horizontal location based on projecting a horizontal laser beam configured vertically in either a continuous or...
|
|
|
5349434 |
Method of measuring artifact taper
An interferometer (14) performs three topographical measures of an artifact (12) to determine taper between opposing surfaces (50 and 52) of the artifact (12) mounted on three points of support...
|
|
|
5223969 |
Scanning method and apparatus for an opto-electronic camera having high resolution and a large field of view
A scanning method and apparatus for an opto-electronic camera having a wide field of view and high resolution, wherein: for each value given to the angle of the deflector about the first axis of...
|
|
|
5029992 |
Motor-controlled lens system
A stage light projector including an electronically controlled lens system capable of independently positioning two lenses of a triplet lens system to focus light from different selected back focal...
|
|
|
4988192 |
Laser theodolite
The device comprises a horizontally and vertically movably supported laser (1), which is mounted in a forked carrier (7) so as to be rotatable through 360° about a tilt axis (8) which extends at...
|
|
|
4981354 |
Optical differential tilt sensor
An electrooptical sensor system directly measures the angle between two nearly parallel collimated laser beams. After focussing with a positive lens, the beams pass through a photoelastic...
|
|
|
4973156 |
Linear direction sensor cameras for position measurement
Three linear direction measurement sensors mounted adjacent to one another comprise a device for simultaneously measuring the directions of a plurality of optical targets. Four linear direction...
|
|
|
4827422 |
Fan scan horizon sensor for a spin stabilized satellite
Three axis attitude information is provided by a horizon sensor for a spin stabilized satellite having an optical system on the spinning member viewing normal to the spin axis with a linear array...
|
|
|
4825394 |
Vision metrology system
The system has one or more vision units each of which has a head with a primary prism, a primary objective lens, and zoom optics including a plurality of lenses which form an optical path through...
|
|
|
4674873 |
Satellite locator apparatus
The satellite locator means comprises a dual optical instrument which provides a portable, multiple eyepiece unit containing a plurality of lenses and mirrors. The outer housing has a handle to...
|
|
|
4605304 |
Angle-measuring instrument with a coarse-fine drive arrangement
The invention is directed to an angle-measuring instrument such as a theodolite, tacheometer or the like having a coarse-fine drive arrangement for presetting a circle part of a graduated circle to...
|
|
|
4493991 |
Techniques for locating beams within large area detectors
Methods are shown for deducing the point of impingement of a beam, such as particle or electromagnetic beam, on a planar detector which is much larger than the beam cross-section. The methods...
|
|
|
4492859 |
Dual axes multiple prism optical system for azimuth and elevation variation detection
A dual axes multiple prism optical system is disclosed having first and second pairs of 45°-90° prisms mounted on orthogonal substrates operative in one embodiment as an autocollimator and in...
|
|
|
4445777 |
Optical system of a theodolite
An optical system of a theodolite has an altitude angle scale plate having an altitude scale, a horizontal angle scale plate having a horizontal angle scale, a light path combining member for...
|
|
|
4441812 |
Method and apparatus for automatic alignment of an angle-measuring instrument
A method and an arrangement for automatic alignment of a geodetic angle measuring device, especially an electronic tachymeter for topographical survey, in the marking and measuring of points. The...
|
|
|
4413906 |
Passive optical rangefinder/sextant having search capability
Uniquely integrating a search mirror and a deflection mirror with a passive ptical rangefinder and a remote sextant, enhances the operation of both devices. The improved rangefinder/sextant...
|
|
|
4357107 |
Flight trajectory and observation theodolite
A flight trajectory measuring and observing theodolite wherein the stand portion which essentially comprises a socket element, a stand element, and intermediate element and a leveling stand...
|
|
|
4355902 |
Arrangement for determining the errors the vertical axis of a surveying device
The invention relates to an arrangement for determining the vertical axis of a surveying device including a horizontal and a vertical circle each being provided with an index. The two indexes are...
|
|
|
4291982 |
Multi-purpose surveying instrument
This invention relates to a multi-purpose surveying instrument, more specifically a composite instrument which can be used as a theodolite, a level surveying instrument, and a plane table, and...
|
|
|
4269508 |
Device for adjusting the azimuthal and inclination directions of a wave reflector
A device for adjusting the azimuthal and inclination directions of a wave reflector, notably for Hertzian waves, comprises a base plate adapted to be secured to a reference surface of the...
|
|
|
4093383 |
Angle measuring device with a telescope
An angle measuring device comprises a base, a telescope seated thereupon for rotation about an axis, a graduated circle having a line division, a micrometer for subdividing said line division, and...
|
|
|
3989384 |
System for measuring small angular motions
The angle measuring system comprises: a first mirror rigidly attached to muzzle end of a long gun barrel in a plane normal to the bore axis; second and third mirrors mounted on the gun mount near...
|
|
|
3958885 |
Optical surveying apparatus, such as transit, with artificial light scale illuminating system
A light emitting diode is located beneath a glass scale carrier, one for each scale (azimuth and elevation), emitting essentially monochromatic light, which penetrates through the glass scale; the...
|
|
|
3898445 |
Digitizing device
A digitizer for determining the relative position of a target in a two- or three-dimensional working environment by measurement of the time taken for a number of light beams to sweep across the...
|
|
|
3892474 |
Optical weapon sight having controlled universally moveable mirror
A gimbal mounted mirror, universally tiltable about coplanar coordinate axes, reflects a sight image onto a screen of an optical weapon sight. Four linear electrodynamic motors, two for each tilt...
|
|
|
3827807 |
STAR SCANNER
A star scanner on a spin stabilized spacecraft includes a reticle with a pair of slits having different separations as a function of the spacecraft vertical plane, to form a "V" slit. The time...
|
|
|
3717413 |
SUN SENSING SYSTEM FOR A FLYING BODY
A flying body, such as a satellite, is provided with three sun sensors mounted thereon, each of which includes a slit for allowing the sun rays to fall on a photoelectric converter mounted within...
|
|
|
3706496 |
CINETHEODOLITE
Light from a target passes through a lens system and forms an image on a focal plane, e.g. a picture on a camera film. At the moment the picture is taken we want to know the precise direction in...
|
|
|
3677647 |
ELECTRO-OPTICAL TARGET MOTION SENSOR
An electro-optical target motion sensor comprises a pair of photodetector elements upon which an image is focused through cross correlation gratings which are spatially phase shifted with respect...
|
|
|
3612699 |
APPARATUS FOR MEASURING THE ATTITUDE OF AN ARTIFICIAL SATELLITE ON THE GROUND
An upright stand has a sphere rotatably mounted on the top thereof. An artificial satellite is in turn mounted on the sphere such that its center of gravity coincides with the center of sphere. The...
|
|
|
3610936 |
APPARATUS FOR DETERMINING THE POSITION OF A DISCRETE TARGET OCCURRING WITHIN A FIELD OF VIEW
In a radiant energy-sensing system, means for determining the position of a discrete target sensed within a field of view of said system and comprising a wedge-shaped reticle having mutually...
|
|
|
3610762 |
BLENDER WITH LATERALLY ILLUMINATED REMOVABLE RECEPTACLE
Means are disclosed to illuminate the contents of a vessel at the locale of mixing in such a manner that the condition of the mixture can be readily ascertained. The light source is positioned...
|