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JP3930227B2 |
To provide a magnetic encoder which is suitable for a surveying instrument and in which a plurality of harmonic errors at arbitrary orders can be simultaneously corrected. The magnetic encoder is provided with a magnetic drum 53 which co...
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JP3930941B2 |
To constitute a driving part without vibration and torsion so as to minimize influence due to operation force at the time of operating a theodolite. This device is supported by a leg part 2 of a theodolite so that a theodolite 1 may be r...
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JP2007139427A |
To provide a pedestrian navigation establishing "user-friendly" conditions that operation of a pedestrian and input data are reduced and the present location is easily recognized by the pedestrian.The pedestrian navigation specifies the ...
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JP3903836B2 |
To provide a parallel displacement and inclination measuring device capable of measuring parallel displacement and the inclination of a measuring part to be measured with a little limitation about arrangement of a measuring apparatus, an...
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JP3899448B2 |
To provide a collimation direction controller for a surveying instrument capable of easily regulating horizontal and vertical collimation directions by particularly providing a position operating means for regulating with accuracies of t...
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JP2007072495A |
To provide a signal introducing device, capable of preventing unnecessary reflection signal from reaching a signal receiving surface as much as possible without deterioration of receiving sensitivity of a sensor.A light receiving device ...
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JP2007505304A |
The direction measuring method uses a geodatic measuring device with an image sensor, at least part of the measured object detected by the image sensor field, the recorded image (4) provided by the image sensor exhibiting a pattern (6) r...
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JP3128040U |
To realize a light source tracking device having a wide viewing angle for specifying position information and giving a signal to a drive unit of the light collecting device so as to aim the light collecting device in the brightest direct...
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JP3859106B2 |
To provide a working device of a construction machine capable of reducing the interference of an angle sensor with working surroundings by reducing the protruded length of the angular sensor. An arm 4 is rotatably connected to a boom 3 t...
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JPWO2005017644A1 |
The present invention is a three-dimensional surveying device or the like for calculating three-dimensional coordinate data by a surveying device and an imaging device. The surveying device measures the position of a collimation target f...
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JP2006524805A |
The invention relates to a device for adjusting the angle of a sighting unit towards a target, in particular for a geodesic-measuring instrument. The inventive device comprises a reference base, at least one bearing for mounting the sigh...
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JP3837544B2 |
To provide an observation method capable of observing highly accurately an object whose revolution period is approximately the same as the rotation period of the earth, on the orbit having a high orbit inclination to a geostationary orbi...
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JP3832532B2 |
To simply adjust a cross line position of a reticle by a single adjustment screw. A frame retainer and a reception plate are fixed at the side of a front face and a rear face of a ring-shaped outer frame respectively in a reticle-adjusti...
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JP3825701B2 |
To automatically adjust so that the optical axes in a collimation optical system and a transmission optical system are coaxial. Distance measuring light having a peak in a specified area is transmitted from a light-emitting device 20. Th...
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JP3813744B2 |
To obtain a device and method for measuring a rotary angle of a rotary missile which is excellent in G-resistance and low-priced with a simple structure. In a device and method for measuring a rotary angle of a rotary missile, an infrare...
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JP3810540B2 |
To provide a surveying device with an adjustment function for a rotary encoder capable of obtaining a measurement accuracy equivalent to physically performing the amplitude adjustment work of waveform output in terms of a software withou...
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JP3804579B2 |
To provide a fixed star sensor whose size is small ensuring good light shielding performance to unwanted light. The fixed star sensor is provided with an optical lens system 1 which condenses light of an external light source which is en...
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JP3800905B2 |
To suppress the occurrence of error in three-dimensional(3D) information by surely tracking an object while verifying the suitability of tracking in the case of tracking the object within a time sequential image group. Plural images prov...
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JP2006189395A |
To provide an optical sensor capable of enhancing a degree of freedom in arrangement of a light receiving element.An arithmetic unit calculates a light propagation angle θ and a light intensity L from outputs of the light receiving elem...
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JP3793839B2 |
To detect the direction of direct sunlight precisely by reducing the influence of sky illumination being possible noise. A photoelectric receiving part 11 has a plurality of photo detectors arranged two-dimensionally for detecting the az...
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JP3784763B2 |
To measure horizontal angle of measuring points, even in dark environment, regardless of height and the like of the measuring point, reduce placing work of transit in marking work, and efficiently mark a plurality of vertical and horizon...
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JP3783812B2 |
To provide a focusing controller for a survey apparatus which is capable of focusing on a station quickly at a high accuracy without personal error. The focusing controller for survey apparatus has a slide tube 26 holding a focusing lens...
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JP3783863B2 |
To enable accurate detection even in a dark celestial body of which the motion is unknown. This detector is provided with: an image pick-up means 1 for imaging a celestial spherical area in every prescribed time; a bright celestial spher...
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JP2006515676A |
Apparatus for sensing information regarding a surface including a first plurality of optical elements arranged to acquire two dimensional information about a surface, a second plurality of optical elements arranged to acquire topographic...
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JP3775247B2 |
To provide a photodetector that can correctly adjust a direction of a light receiving element and an emission direction of an emission light depending on the position of a light emitting unit of an opposite party. In a light receiving/li...
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JP2006506654A |
The portable self-contained horizontal and vertical level, angle and distance measuring device is suitable for indicating whether or when two or more points are level with each other and for measuring distances and angles between two or ...
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JP3744639B2 |
To provide a method and apparatus for measuring the machine height of surveying equipment which enables easy and accurate measurement of the machine height in a range finding gonioscope. A machine height measuring method of a range findi...
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JP3741477B2 |
To allow a collimation axis of a telescope in an automatic surveying instrument to be coincident with a target point even when the target point is far away therefrom such that it can not be visually recognized by combining the surveying ...
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JP2006503275A |
The invention relates to an electronic display and control device for a geodesic measuring device containing capturing means and representation means for detecting and reproducing a measuring range together with input means for controlli...
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JP3735422B2 |
To enable the improvement of working efficiency by connecting a rockable pole to an engaging and fixing part which is engaged with the hole of a long member with a universal joint and providing retroreflective planes with a plurality of ...
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JP3733293B2 |
To provide a fixed star sensor with good light shielding performance to unwanted light and small size. The fixed star sensor, which is mounted on an artificial satellite and creates an image of the fixed star sensor used for an attitude ...
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JP3718312B2 |
To obtain a measuring apparatus, for a machine height, by which the high-accuracy machine height from the reference point of an electronic distance-measuring surveying instrument can be obtained. A reflecting-mirror unit 30 is mounted to...
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JP2005326317A |
To restart processing for searching for essential guide light by switching the collimation direction of a surveying apparatus by instructing a continuous operation from the target side to the surveying apparatus when searching wrongly fo...
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JP2005292882A |
To provide an image correction processing system whereby a geometric distortion of data of an image picked up by an artificial satellite is corrected.The image correction processing system comprises: a geometrically corrected image data ...
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JP3706211B2 |
To provide an apparatus for automatically compensating an angle of inclination which facilitates using of a compensator of an optical axis to maintain higher stability and accuracy by restricting the scattering of a luminous flux passing...
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JP3696346B2 |
To make the field of view bright and facilitate the recognition of the reflected laser luminous flux from a collimation point by providing a polarizing beam splitter for reflecting the laser luminous toward the collimation direction and ...
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JP2005241376A |
To provide a small-sized and low-cost rotation angle sensor for rectilinearly changing detection signals with respect to a wide change in rotation angle of a detecting object.This rotation angle sensor 10 comprises a variable capacitance...
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JP2005524060A |
The device has a tachymeter (1) and an associated right-angle profile tube (11) provided with internal reflectors (13), supported by a frame (10) attached to the tachymeter. The profile tube projects perpendicularly through a center cons...
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JP3679171B2 |
To perform not only shifting in the horizontal (vertical) direction but also tilting of a reticle by means of a single screw so as to quickly carry out adjustment with ease. In the ereticle adjusting device, the tips of a pressing pin 4 ...
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JP3676797B1 |
To provide a device for tracking a light source position and a method for tracking a light source position using the device that can guarantee detection accuracy not inferior to a conventional art with a simplified structure for detectin...
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JP3675532B2 |
To prevent the wrong rotation of a fixed knob and a jogging knob by assembling the jogging knob, serving also as a fixed knob cover, to a fixed shaft, and providing an engaging/disengaging means between the jogging knob and a jogging ext...
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JP2005195466A |
To provide method for automatically resetting a pelorus and measuring azimuth angles and especially for accurately measuring the latitude and longitude of a location to be measured in the pelorus.A latitude and a longitude are measured a...
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JP3670397B2 |
To provide a highly accurate laser device by using an easily visible laser beam and removing the thermal effect of a laser beam source. A laser device for surveying is provided with a laser beam source section 20 and an optical system 1 ...
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JP3664343B2 |
To magnify the range of visual field without increasing size and weight. A slit-shaped first photoelectric transfer part 23a and a slit- shaped second photoelectric conversion part 23b are coupled to form a nearly V-shaped first detectin...
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JP3659701B2 |
To correctly detect a coming angle of a light from a remote controller by correcting the coming angle of the light when a control signal is in a second state by means of a value stored in an angle memory means when the control signal is ...
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JP3659436B2 |
To accurately measure the size of a room by providing memory means for storing angle and length data when a received laser beam from a probe responding unit is reradiated. A wire 17 is drawn from a linear encoder 13, the end 18 of a prob...
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JP3648514B2 |
To adjust the focus of a surveying instrument either manually or automatically by easily and surely switching between the manual adjustment and automatic adjustment by controlling the rotation of a motor which drives a focusing lens in t...
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JP3638198B2 |
To provide a control system and a control method with which a position of a ground leveling device of a building machine is controlled with ease. This control system comprises three base elements, a stationary tracking station 10, a comp...
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JP3631756B2 |
PCT No. PCT/EP95/01781 Sec. 371 Date Dec. 19, 1996 Sec. 102(e) Date Dec. 19, 1996 PCT Filed May 11, 1995 PCT Pub. No. WO95/35480 PCT Pub. Date Dec. 28, 1995The invention relates to an optical device by means of which the direction of a g...
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JP3629242B2 |
To provide a method of reducing harmonic errors of an arbitrary order in a magnetic encoder suitable for a surveying machine. The magnetic encoder has a magnetic drum 53 and magnetic resistance elements S1-S12. The magnetic drum 53 has m...
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