Abstract: An image sensing apparatus is constructed in such a manner that a calculation priority setter 5111 (5111a) sets a priority between exposure amount control by an exposure amount control parameter calculator 511 (511a) serving as exposure amount controller, and dynamic range control by a dynamic range control parameter calculator 512 (512a) serving as dynamic range controller. Exposure control is executed by performing the exposure amount control and the dynamic range control based on a photoelectric conversion characteristic, by using exposure evaluation values detected by an evaluation value detector 405, based on the priority set by the calculation priority setter 5111 (5111a).

Abstract: An image sensing apparatus is provided with an image sensor having a photoelectric conversion characteristic having a linear characteristic area where an electrical signal is outputted after being linearly converted in relation to an amount of an incident light and a logarithmic characteristic area where the electrical signal is outputted after being logarithmically converted in relation to the amount of the incident light; an evaluation value detector for detecting exposure evaluation values concerning an exposure control based on a luminance information of a subject; and a central control unit for controlling the exposure based on the exposure evaluation values detected by the evaluation value detector.

Abstract: An image sensing apparatus includes: an image sensor which generates an electrical signal commensurate with an amount of incident light, and has a photoelectric conversion characteristic comprised of a linear characteristic area where the electrical signal is outputted after being linearly converted in relation to the amount of incident light, and a logarithmic characteristic area where the electrical signal is outputted after being logarithmically converted in relation to the amount of incident light; an exposure evaluation value detector which detects an exposure evaluation value based on luminance information acquired from a subject in sensing an image of the subject; and an exposure controller which acquires a setting value for exposure based on the exposure evaluation value detected by the exposure evaluation value detector to control exposure of the image sensing apparatus, wherein the exposure controller determines a subject luminance for exposure setting based on the exposure evaluation value, and con

Abstract: A solid-state image sensor includes a photocell array for accumulating signal charge for each pixel in accordance with progress of exposure, and a read circuit for reading out information on the accumulated signal charge from the photocell array. With an insulating structure between its input and output, an amplifier in the read circuit generates an output signal without resetting the accumulated charge in the photocell. Information on the accumulated charge is read out at different exposure times while signal charge is accumulated during exposure, and a plurality of image signals can sequentially be obtained without destroying the information.

Abstract: An object is to provide a three-dimensional data input apparatus that enables data currently required by the user to be easily extracted from the stored past three-dimensional data, shooting position data or shooting direction data. When the user provides the three-dimensional measuring device 1 with a measurement instruction, the portions operate through control by the central processing portion 17 to obtain the three-dimensional data SS and the two-dimensional image data SN of the object Q. The group of the three-dimensional data SS, the two-dimensional image data SN, the position data SP and the attitude data SA that are in the one-to-one correspondence with one another as described above are stored in the storage portion 18 every time the three-dimensional data of the object Q is measured.

Abstract: A database obtained based on the photoelectric conversion characteristics for R and G signals and a database obtained based on the photoelectric conversion characteristics for G and B signals are stored in LUTs respectively. Signal value calculators read out the databases from the LUTs respectively and perform white balance processing on the R and B signals respectively.

Abstract: A solid-state image sensor includes a photocell array for accumulating signal charge for each pixel in accordance with progress of exposure, and a read circuit for reading out information on the accumulated signal charge from the photocell array. With an insulating structure between its input and output, an amplifier in the read circuit generates an output signal without resetting the accumulated charge in the photocell. Information on the accumulated charge is read out at different exposure times while signal charge is accumulated during exposure, and a plurality of image signals can sequentially be obtained without destroying the information.

Abstract: An object is to provide a three-dimensional data input apparatus that enables data currently required by the user to be easily extracted from the stored past three-dimensional data, shooting position data or shooting direction data. When the user provides the three-dimensional measuring device 1 with a measurement instruction, the portions operate through control by the central processing portion 17 to obtain the three-dimensional data SS and the two-dimensional image data SN of the object Q. The group of the three-dimensional data SS, the two-dimensional image data SN, the position data SP and the attitude data SA that are in the one-to-one correspondence with one another as described above are stored in the storage portion 18 every time the three-dimensional data of the object Q is measured.

Abstract: In a distance measuring apparatus 1 having a projector 10 that projects pulse light P outside and a light receiver 20 that receives the pulse light being reflected in the outside and performs photoelectric conversion, and outputting measurement data DL responsive to a time Tf from the transmission point of time to the reception point of time of the pulse light, the following are provided: determining means 311 for determining whether a received light waveform DP is correct or includes at least two incorrect waveforms based on an output signal SP of the light receiver 20; and warning data outputting means 312 for outputting warning data DE responsive to the result of the determination when the determining means 311 determines that the received light waveform DP is incorrect.

Abstract: An imaging system in which a two-dimensional photographing device and a unit for three-dimensional measurement are removably attached to each other is provided. The system can be easily used for taking a two-dimensional image and for measuring three-dimensional data. The imaging system is used for conducting three-dimensional measurement of an object and taking a two-dimensional image of the object. The system includes a photographing device and a three-dimensional measurement auxiliary unit formed in a housing provided independently of the photographing device to be removably attached to the photographing device. The photographing device can take a two-dimensional image without the unit and can function as a light receiving portion in three-dimensional measurement to conduct three-dimensional measurement in cooperation with the attached three-dimensional measurement auxiliary unit.

Abstract: An object is to provide a three-dimensional data input apparatus that enables data currently required by the user to be easily extracted from the stored past three-dimensional data, shooting position data or shooting direction data. When the user provides the three-dimensional measuring device 1 with a measurement instruction, the portions operate through control by the central processing portion 17 to obtain the three-dimensional data SS and the two-dimensional image data SN of the object Q. The group of the three-dimensional data SS, the two-dimensional image data SN, the position data SP and the attitude data SA that are in the one-to-one correspondence with one another as described above are stored in the storage portion 18 every time the three-dimensional data of the object Q is measured.

Abstract: An electronic catalogue system which, for easy sensory recognition of the size of a commercial product which is displayed in an electronic catalogue, displays on one screen the image of the commercial product together with the image of an article for comparison which is for comparing and notifying the size comprises: a communication control part which reads three-dimensional data DTA regarding the commercial product and three-dimensional data DTB regarding the article for comparison; an observation image generating part which generates the image of the commercial product and the image of the article for comparison based on thus read three-dimensional data DTA regarding the commercial product and three-dimensional data DTB regarding the article for comparison; and a displaying part which displays the generated images.

Abstract: A distance measuring equipment and method that measures a distance to an object with high accuracy regardless of the reflectivity of the object is disclosed. The distance measuring equipment includes a transmitter for transmitting pulsed light to the outside, a receiver for receiving the pulsed light reflected by an object in the outside and performing photoelectric conversion and a measuring portion for measuring a time period from the transmission time point of the pulsed light to the reception time point of the reflected light so as to output data of the distance to the object. The measuring portion periodically samples the electric signal obtained by the photoelectric conversion of the receiver and memorize plural instantaneous values at plural time points.

Abstract: A three-dimensional input device including a light projecting device for projecting detection light, and an image sensing device for receiving the detection light reflected by an object and converting the received light to electrical signals. The detection light is controlled so as to scan the object periodically while changing the projection direction of the detection light, and to consecutively perform a plurality of scans at mutually different detection light projection angles in accordance with the predefined specifications at the start of operation.

Abstract: A three-dimensional input device including a light projecting device for projecting detection light, and an image sensing device for receiving the detection light reflected by an object and converting the received light to electrical signals. The detection light is controlled so as to scan the object periodically while changing the projection direction of the detection light, and to consecutively perform a plurality of scans at mutually different detection light projection angles in accordance with the predefined specifications at the start of operation.

Abstract: The purpose of the present invention is to realize a compact three-dimensional measurement device of high resolution. In the present invention, a pulse light is projected on an object, the light reflected from the object is received by a solid state area sensor having a plurality of photoelectric conversion elements, the area sensor is controlled with a timing synchronized with the projection of the pulse light, and the distance to each photoelectric conversion element is measured based on the output of the solid state area sensor.

Abstract: A system comprises a two-dimensional photographing device and a three-dimensional measuring device that is removably attached to the two-dimensional photographing device. The two-dimensional photographing device and the three-dimensional measuring device can communicate with each other. Information indicating an operating condition of one of the devices is transmitted to the other device, which receives the information and sets own operating condition in accordance with the received information for photographing or measuring.

Abstract: A measuring section for measuring a three-dimensional shape of an object by scanning the object, and a display section for displaying information about an area where the scanning has been already completed in accordance with the progress of the scanning are provided. Thus, an image for clarifying the area where the scanning has been already completed and an area where the scanning has not been completed yet is displayed, and the progressing status of the scanning can be grasped accurately by a user.

Abstract: An apparatus and method for detecting a three-dimensional image. The apparatus includes a projector which projects a reference light on an object; an image sensor which senses an image of the object; and a controller for controlling the projector and the image sensor, wherein the image sensor includes an aperture that restricts the passage of entering light; and an aperture controller for setting an aperture value for the aperture when receiving a two-dimensional image input, and setting an aperture value for the aperture when receiving a three-dimensional image input. The aperture value is set based on the intensity of received reference light. A processing unit determines the position of the object based on a relationship between an illumination direction of the reference light at the determined time center Npeak and an entrance direction of the reference light relative to the target pixel.

Abstract: A three-dimensional measurement apparatus includes an optical system for scanning a reference beam across a target object to be measured, a light sensor which receives light reflected from the target object, and a processor for calculating a three-dimensional shape of the target object from the received light. An image for calculating the three-dimensional shape of the target object and an image for displaying the target object are both captured by the same sensor. The displayed image is a grayscale image that is based on a centroid that is calculated from multiple data samples taken for each pixel in the image as the target is being scanned.