Abstract: The light source device includes at least one excitation light source which emits primary light, a light conversion member which emits secondary light that contains the primary light and wavelength-converted light obtained by converting a wavelength of at least part of the primary light, a sensor which detects the primary light and the wavelength-converted light, and a controller which obtains a first signal which is a signal indicating the detected primary light and a second signal indicating the wavelength-converted light detected by the sensor. The controller determines an operation safety parameter based on a ratio of an output value of the first signal to an output value of the second signal, and controls the at least one excitation light source based on the operation safety parameter with respect to a predetermined threshold or an amount of change of the operation safety parameter from that during normal operation.

Abstract: A light source device includes a connector, a light source, a lever member, and a detector. The connector allows the light guide member to be detachably connected thereto. The light source emits light to be incident on the light guide member connected to the connector. The lever member is displaced depending on presence or absence of the connection of the light guide member to the connector. The detector detects the displacement of the lever member and outputs a detection result.

Abstract: An endoscope system includes: an insertion component which includes a base end and a tip end, and is inserted into a subject at least up to the tip end; a light source which emits first light and second light having a hue different from a hue of the first light a light sensor; and a controller, the insertion component includes: a first light guide member which emits the first light and the second light from the tip end as illumination light; and a second light guide member which guides reflected light of the illumination light emitted from the tip end, the light sensor receives the reflected light guided by the second light guide member, and the controller controls the light source based on the intensity of the reflected light received by the light sensor to stop emission of the at least one of the first light or the second light.

Abstract: A light source device includes a plurality of light sources; a condensing optical member; a fluorescent unit that converts at least a portion of the light from the light sources and condensed by the optical member into light including converted light and light from the light sources; and a sensor that detects an anomaly in the fluorescent unit, such sensor disposed within a circular area circumscribed by the light sources.

Abstract: A device includes a light source; a first lens for condensing light emitted by the light source; a member for converting at least a portion of the condensed light; a sensor for detecting light traveling from the member back towards the light source; and a second lens for directing light traveling back toward the light source to the sensor. The first lens includes a curved first face facing the light source, and a flat second face opposite the first face; the second lens has a curved third face facing away from the first lens and with a curvature different from a curvature of the first face of the first lens, and a flat fourth face facing the second face of the first lens. The second lens is provided between the first lens and the wavelength converting member.

Abstract: A light source device includes: an excitation light source that emits primary light; a first lens that condenses the primary light; a wavelength converting member that emits secondary light including the primary light and wavelength converted light; a sensor that detects an anomaly in the wavelength converting member; and a second lens that causes light which travels back toward the excitation light source to be incident on the sensor. The sensor detects the light via the second lens. The first lens includes (i) a first face through which the primary light enters, and (ii) a second face opposite the first face from which the primary light that has entered from the first face and transmitted through an inside of the first lens exits. The third face of the second lens has a curvature different from a curvature of the first face and the second face of the first lens.

Abstract: A light source device, includes: a plurality of excitation light sources that emit primary light; an optical member that condenses the primary light; a fluorescent unit that emits secondary light including the primary light and wavelength converted light which is at least some of the primary light on which wavelength conversion is performed; and a sensor that detects an anomaly in the fluorescent unit. In addition, when seen along an optical axis of the primary light emitted by the plurality of excitation light sources, the sensor circumscribes, among the plurality of excitation light sources, a first excitation light source and a second excitation light source different from the first excitation light source, and is disposed inside an imaginary circle having, as a diameter, a line segment connecting the first excitation light source and the second excitation light source.

Abstract: A screw component including lens holder and lens barrel component engaged with each other, and protruding portions respectively provided on each of both flanks of screw thread of lens holder. When lens holder is engaged with the lens barrel component, screw thread of lens holder is brought into contact with both flanks of a screw thread of the lens barrel component, it is possible to prevent lens holder and the lens barrel component from being displaced from each other.

Abstract: A screw component including lens holder and lens barrel component engaged with each other, and protruding portions respectively provided on each of both flanks of screw thread of lens holder. When lens holder is engaged with the lens barrel component, screw thread of lens holder is brought into contact with both flanks of a screw thread of the lens barrel component, it is possible to prevent lens holder and the lens barrel component from being displaced from each other.

Abstract: A zoom lens device is reduced in size and capable of zoom operation with the number of steps large enough to display the value as a zoom lens. The zoom lens device comprises lens system (A) with a first lens group, a second lens group, and a third lens group arranged on optical axis (Z). It comprises zoom mechanism (E) for changing the focal distance of lens system (A) by changing the second lens group in the direction of optical axis (Z). It comprises focus mechanism (C) for adjusting the image forming position of lens system (A) by moving the third lens group13 in the same direction as optical axis (Z). It also comprises driving force transmitting section (B) for transmitting the driving force from the motor to zoom mechanism (E) and focus mechanism (C). Driving force transmitting section (B) includes stopwork (D) like Geneva drive (F) for intermittently transfer the driving force from the driving source to zoom mechanism (E).

Abstract: A zoom lens device is reduced in size and capable of zoom operation with the number of steps large enough to display the value as a zoom lens. The zoom lens device comprises lens system (A) with a first lens group, a second lens group, and a third lens group arranged on optical axis (Z). It comprises zoom mechanism (E) for changing the focal distance of lens system (A) by changing the second lens group in the direction of optical axis (Z). It comprises focus mechanism (C) for adjusting the image forming position of lens system (A) by moving the third lens group13 in the same direction as optical axis (Z). It also comprises driving force transmitting section (B) for transmitting the driving force from the motor to zoom mechanism (E) and focus mechanism (C). Driving force transmitting section (B) includes stopwork (D) like Geneva drive (F) for intermittently transfer the driving force from the driving source to zoom mechanism (E).

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: 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: 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 order to reproduce a three-dimensional shape of an object accurately while maintaining measuring accuracy and high speed, in a three-dimensional measuring method of projecting a stripe pattern having colored stripes on the object and measuring the three-dimensional shape of the object based on stripe positions on the imaged image corresponding to the stripes on the stripe pattern, colors of the stripes on the stripe pattern are set according to a predetermined rule, and a plurality of stripes having a predetermined positional relationship are extracted from the image, and correspondence with stripes on the stripe pattern based on the color arrangement of the extracted plural stripes.

Abstract: Method and apparatus for measuring three dimensional information of a target placed in an interior space of a rotator type mirror by using the rotator type mirror in combination with an imaging apparatus disposed with its light receiving axis aligned with a center axis of the rotator type mirror. The invention includes projecting reference light toward the rotator type mirror from a position on the center axis, and scanning the target with mirror reflected reference light that is produced by reflecting the reference light on the rotator type mirror. The invention further includes obtaining the three dimensional information of the target, based on a physical quantity corresponding to the projection angle of the reference light and on a physical quantity corresponding to the position of a projected image obtained when the mirror reflected reference light that scanned the target is captured by the imaging apparatus via the rotator type mirror.

Abstract: A 3D object molding apparatus has a tank holding an uncolored or white resin as a first material for use in molding an interior of a 3D molded object and other thanks holding colored resins as second materials for use in molding a surface of the 3D molded object. A control unit moves a nozzle head in the XY plane and controls jetting of resins from injection nozzles of the nozzle head. When molding an interior of the 3D molded product, at least the first material is jetted and when molding a surface of the product, at least the second material is jetted. The apparatus has coloring nozzles to jet predetermined coloring agents in molding the 3D molded product to achieve coloring of the 3D molded product in the molding process.

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: This invention is related to a three-dimensional measuring device for measuring three-dimensional positions of an objects. The three-dimensional measuring device comprises an optical projection system and an optical reception system. In a preliminary measurement prior to an actual measurement, the optical projection system projects slit light beam on the object with varying projection angle with in a narrow range, and the optical reception system receives the slit light beam reflected by the object and generates image signals corresponding to an amount of the received light synchronously with variation of the projection angle. Measurement conditions including intensity of the light beam and the projection angle for the actual measurement are set in accordance with the image signals of the actual measurement. Under the measurement conditions, the actual measurement is executed by projection the light beam on the object with varying the projection angle within a wide range.