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JP11295067 |
To easily adjust the in-focus position of a telescope to a reflecting prism even if an automatic focusing mechanism built in the telescope puts the telescope in focus on an image of a range finder reflected on the reflecting prism. A foc...
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JP11295422 |
To obtain a light wave sensor which is excellent in concealment, which can compute a distance and which can track a target by a method wherein distance information is acquired from an image of the same target obtained through a slit plat...
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JP11291996 |
To provide an image sensor capable of performing high-speed processing and also a satellite attitude control device which is structured in small size and light in weight, can be fabricated at a low cost, and requires a low power consumpt...
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JP11284432 |
To easily and speedily adjust the mirror face of a main reflection mirror by using a laser diode and a regular theodolite, which are positioned to be away from each other by a known distance on the same vertical axis. For a laser light 1...
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JP11271001 |
To provide an angle measuring instrument that can be manufactured at low cost and convenient for carrying, to be easily used at field by any single person enabling accurate measure surely even in a rainy day. An angle scale 2 is provided...
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JP11257949 |
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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JP11237240 |
To uniform performance characteristics and improver sensor performance. In this solar sensor, a first and a second solar light detection areas 10a, 10b are separately arranged at a solar light incidence plane of a photodetector 10, a sli...
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JP11237241 |
To easily and quickly execute collimation work without coinciding light axes of pair of facing theodolites,by attaching a side facing mirror on the outer surface so that its normal sperpendicularly cross the light axis of the main body. ...
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JP11237245 |
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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JP11237244 |
To automatically construct a highly accurate height by improving the operation of a conventional automatic tracking total station without setting an emission light source such as a fan laser or the like newly to a surveying equipment. An...
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JP11230749 |
To obtain a surveying instrument in which the decentering and the movement of the axial direction of a shaft are eliminated and which prevents a measuring accuracy from being worsened, by a method wherein a board on which a second gear u...
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JP11211501 |
To accurately compensate influence of earth flatness of an earth sensor and influence of orbit eccentricity. A GPS antenna 5 receives signals from a GPS satellite. A GPS receiver 6 calculates position using a navigation information obtai...
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JP11201749 |
To provide a sunlight reflecting device having a very simple structure and capable of being manufactured at a low cost and to provide a sunlight power generating unit having a very simple structure, increasing the light quantity received...
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JP11201750 |
To provide a reference axis positioning method for a satellite structure facilitating the positioning work and capable of being implemented by one worker. Two points 5a, 5b are set in parallel with the reference axis of a satellite struc...
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JP2959541 |
To provide an earth sensor device capable of producing the sensor output of steep rise and fall. The sensor surface of a photodetector is quadri-sected, the edges of the respective sensor surfaces are provided with a first direction and ...
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JP11190622 |
To provide a light direction finding device excellent in light direction detecting accuracy and suppressed in manufacturing cost. A light direction detector is provided with a light refracting member 12 formed of light transmission mater...
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JP11183173 |
To provide a structural steel guide system in which positioning of a structural steel can be carried out surely in a short time by small number of persons. Three-diemensional design coordinate D to be occupied by a required part 1A to a ...
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JP11183161 |
To switch thereby enabling usage with a wide angle of view and with a high angle resolution according to need by forming an entrance aperture to a light-shielding cover set at a main body to which a plurality of temperature sensors are f...
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JP11173846 |
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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JP11160064 |
To realize a performance test whose reliability is high and whose accuracy is high only by providing a simple facility. A testing apparatus is constituted in such a way that a wedge- shaped optical system 13 provided with a face, on the ...
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JP11142180 |
To minimize measurement errors of the pitch angle, by forming beam that is divided into two parts when sensing the earth in the longitudinal direction with an earth sensor whose detection element is divided in two. Signals a,b of infrare...
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JP11142143 |
To provide an earth sensor device capable of producing the sensor output of steep rise and fall. The sensor surface of a photodetector is quadri-sected, the edges of the respective sensor surfaces are provided with a first direction and ...
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JP11142142 |
To provide an automatic tracking system provided with an infrared wide angle sensor for improving the influence of noise generated by the separation from a device main body of a point to be measured capable of omitting work for initial c...
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JP11142145 |
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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JP2930877 |
PURPOSE: To provide a light detection apparatus which is positioned easily and which is attached or removed easily. CONSTITUTION: A sensor part, for rough detection, which roughly detects the position of the sun and a sensor part 2, for ...
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JP2930876 |
PURPOSE: To provide a sun position detection apparatus whose scale is small, whose economical efficiency is excellent and by which the position of the sun can be detected with high accuracy. CONSTITUTION: The rotation in the elevation di...
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JP11133313 |
To provide a compact and inexpensive laser theodolite. In a laser theodolite having a collimating optical system consisting of an eyepiece 9, an objective lens 5 and an optical path dividing prism member arranged between the eyepiece 9 a...
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JP11125540 |
To provide an encoder for detecting angle of rotation which requires a long adjusting time, because the pattern of an index is adjusted to a prescribed relational position with a scale by moving a reading section on the surface of an adj...
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JP11118508 |
To enable stable angle measurement of high precision without causing mechanical resonance, and realize a small-sized and light-weight apparatus, by constituting an infrared radiation detector of a plurality of pixels arranged at specifie...
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JP11118474 |
To detect the emitting direction of light at a high detecting speed with little error without performing a light emitting directional angle calculation such as tangent calculation considering the position of a light receiving element whi...
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JP11101636 |
To expand a detectable range and to stably detect an optical axis over a long period, by forming the upper face of a box out of a diffusion plate, and providing a partition plate protrude upward to equally partition the diffusion plate a...
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JP11094540 |
To measure horizontal angle between measuring points independent of measuring point height, etc., and to reduce setting work for a goniometer for efficient marking of a plurality of vertical and horizontal lines. A vertical light wave ge...
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JP11072324 |
To obtain a device that is safe, and is easily maintained and managed without electric leakage and mixed contact by including a 24-hour timer circuit, an AC-DC conversion circuit, a sensor, a sensor circuit part, a control circuit part, ...
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JP11051637 |
To provide a direction-of-sun detector which can detect the direction of the sun with high accuracy by catching the sun over a wide range. When the direction angle of the sun is not large, the sunlight 5 is reflected by a mirror 16 set o...
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JP11053914 |
To operate a device only for a time for which a user requires sunlight according to the use by controlling the tracking start time, tracking start position, and tracking stop position through a power supply timer and a limit switch. A li...
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JP11037750 |
To accurately measure the angle of cable going into the water by forcibly bringing an angle meter into contact with a cable paid out from a stern shooter by a tensile member. A tensile member 5 is a flexible strand 20 paid out and wound ...
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JP11023272 |
To obtain a surveying instrument in which the replacement and the direction adjustment of a reflecting prism are automated, which eliminates an erroneous collimating operation and an erroneous measurement due to reflected light and by wh...
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JP11014361 |
To provide a beam attachment of a laser surveying equipment which can irradiate a comparatively thin laser beam toward a collimation point almost in parallel in the collimation direction by using a laser surveying equipment to irradiate ...
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JP11002518 |
To greatly enhance the accuracy and efficiency of surveying work by eliminating errors resulting from collimation. This device includes a camera 2 mounted on the eyepiece part of the telescope 2a of surveying equipment 1, a penlight prov...
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JP10325717 |
To obtain a detecting apparatus by which the solar direction can be detected in a wide visual-field range, by a method wherein sensor parts which correspond respectively to the positive direction and the negative direction of a prescribe...
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JP10325718 |
To display the distance of an object being observed by a worker to him in an optical apparatus to move a focus adjusting lens block for the adjustment of focus. A collimation telescope as optical apparatus is provided with an eyepiece le...
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JP10318778 |
To obtain the orbit of a satellite independently in the inside of it and use the information for performing an optimum correction operation by using an observation body where the orbit dynamic characteristics of a satellite, disturbance ...
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JP10300459 |
To provide a means for measuring with ease and high accuracy the azimuth of an excavating propulsion machine under the ground. A horizontally installed first coil C1 and a means (AC voltage 8) for applying an AC voltage to the first coil...
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JP10288520 |
To provide an artificial satellite mounting earth sensor detector that is able to hold a measuring error angle down to the minimum by outputting a stable pulse to a noise, a bias voltage variation and a temperature change. In a through-s...
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JP10281769 |
To provide an integral and universal surveying instrument which is finished to be compact as a small measuring instrument as compared with a surveying instrument which cannot be operated by anybody in a surveying operation and whose tran...
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JP10274525 |
To attain reduction in the size of an inclination sensor, mounting the inclination sensor on a watch, and multiple functions. This inclination sensor 1 consists of a magnetic fluid 2, a magnetic core 9, an exciting coil 7 which is wound ...
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JP10274526 |
To attain a highly-accurate range-finding value by detecting a position coordinate at a measuring point with high accuracy. A horizontal angle made by a straight line passing through a measuring point M and a reference point to a referen...
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JP10266449 |
To measure or simulate the effects of harmful light rays on the body, changes in a visual environment, and changes in temperature, etc., by building a natural-daylighted experimental room on the top of a building or a hill, and construct...
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JP10253349 |
To eliminate complicate switching to a change in directed direction by simulating a drive characteristic of an azimuth axis to the change in directed direction and obtaining an angle of an elevation axis and an angle of an orthogonal ele...
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JP10253357 |
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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