Canon Kabushiki Kaisha

Mitutoyo Corporation

Hideyuki Arai

Kazuhiro Takahashi

Hirofumi Suda

Masamine Maeda

Kitahiro Kaneda

Kenji Kyuma

Hideo Kawahara

Motoi Tariki

Toru Koizumi

Shigetoshi Sugawa

Hiroki Hiyama

Tetsunobu Kochi

Katsuhito Sakurai

Isamu Ueno

Katsuhisa Ogawa

Hirofumi Takei

Ryunosuke Iijima

Koji Tajima

Koji Takahashi

Takashi Kobayashi

Kazuhiko Hidaka

Katsushi Suzuki

Minoru Tanaka

Takeshi Yamamoto

Susumu Kozuki

Sadayuki Matsumiya

Masahiro Takei

Teruo Hieda

Takashi Kawabata

Toshiaki Mabuchi

Tomoyuki Miyazaki

Shuichi Kamiyama

Hirokazu Mogi

Akihiro Fujiwara

Masamichi Toyama

Hiroo Edakubo

Hiroyuki Wada

Kunihiko Yamada

Shigeru Ogino

Masaki Higashihara

Kyoji Tamura

Hiroshi Hosoe

Katsumi Azusawa

Kazunori Kashimura

Lukasz Redlarski

Junichi Doi

Koichi Ohmori

Kunio Motohara

Yoshiyuki Toyoizumi

Masamine Maedda

Susumi Kozuki

Seiya Ota

Kazuya Iwasaki

A shape measuring apparatus applies, to a light beam, a periodic pattern having periodicity in a direction perpendicular to an optical axis and displaceable in the direction perpendicular to the optical axis, relatively displaces a focal point of an objective lens in a direction parallel to the optical axis, and calculates, based on amplitude of intensity of the light beam detected by a photodetector, face shape data on the object to be measured. Then, a top surface measuring step of acquiring face shape data on a top surface of the object to be measured, and a bottom surface measuring step of acquiring face shape data on a bottom surface of the object to be measured by transmitting through the top surface of the object to be measured and aligning the focal point of the objective lens on the bottom surface of the object to be measured are performed.

Shape measuring method

A measuring head includes a first slide mechanism for a first measurement axis provided to be detachable to external moving devices; a second slide mechanism for a second measurement axis held to be movable by the first slide mechanism; a third slide mechanism for a third measurement axis held to be movable by the second slide mechanism; a probe held to be movable by the third slide mechanism; pneumatic cylinders for connecting slider parts and guide parts included in each slide mechanism; and automatic pressure regulators for respectively changing air pressures supplied to each pneumatic cylinder in accordance with measurement postures of the measuring head.

Measuring head

A probe includes a movable plate to which a stylus capable of contacting a measurable object is mounted, the movable plate displaceable in an X direction; a static plate arranged to overlap with the movable plate; a counter plate facing the movable plate and the static plate; an elastic movable side connection plate, the movable side connection plate connecting the counter plate at at least three places with each of a first end connector positioned toward a first end of the movable plate in the X direction and second end connectors positioned toward a second end in the X direction; and a static side connection plate which connects the static plate and the counter plate. An entire length of the first end connector in a Y direction orthogonal to the X direction is the same size as the entire length of the second end connectors in the Y direction.

Measurement probe and measuring device

A stylus support portion moveable in an X direction is arranged separate from a fixed portion. A plate spring has a first end fixated to an end portion of the stylus support portion in an X (+) direction, a second end fixated to the fixed portion, and a principal surface facing the X direction. A plate spring has a first end fixated to an end portion of the stylus support portion in an X (&#x2212;) direction, a second end fixated to the fixed portion, and a principal surface facing the X direction. A first permanent magnet is provided on the end portion of the stylus support portion in the X (+) direction. A second permanent magnet is provided on the end portion of the stylus support portion in the X (&#x2212;) direction. A third permanent magnet is provided to the fixed portion so that a magnetic force in the X direction acts on an area between the first permanent magnet and the third permanent magnet. A fourth permanent magnet is provided to the fixed portion so that the magnetic force in the X direction acts on an area between the second permanent magnet and the fourth permanent magnet.

Probe measuring force adjuster

This invention is to provide a solid-state image pickup apparatus including a photoelectric conversion unit (PD), transfer switch (MTX) for transferring signal charges from the photoelectric conversion unit, capacitance for holding the transferred signal charges, and amplification transistor (MSF) for outputting a signal corresponding to the signal charges held by the capacitance. The amplification transistor includes a capacitance unit (CFD) having the first capacitance value and an additive capacitance unit (Cox) for adding a capacitance to the capacitance unit to increase the first capacitance value and obtain the second capacitance value. A signal read-out from the amplification transistor has a first read-out mode in which a signal is read out while keeping the signal charges held by the capacitance unit and additive capacitance unit, and a second read-out mode in which a signal is read out while keeping the signal charges held by the capacitance unit.

Solid-state image pickup apparatus

An image capture apparatus includes an image capture unit, a mode setting unit, a control unit, a wireless transmitting unit and a display unit. The image capture unit captures images. The mode setting unit is adapted to set one of a plurality of image capture modes in accordance with a selection by a user before the image capture unit captures the images. The control unit determines, according to the image capture mode set by the mode setting unit, three parameters to be applied to the captured images, the three parameters including a frame rate, the number of pixels, and a compression ratio. The wireless transmitting unit transmits the captured images by wireless after the three parameters determined by the control unit are applied to the captured images. The display unit displays the three parameters determined by the control unit.

Image transmission apparatus and method therefor

This invention has as its object to appropriately inform the user of reception of an incoming call in accordance with the operation mode of a video camera upon arrival of call. To achieve this object, an apparatus has a telephone and video camera in a single housing, and comprises a device for muting a ringing tone during image sensing by the video camera.

Recording/playback apparatus with telephone and its control method, video camera with telephone and its control method, image communication apparatus, and storage medium

To output a color image signal of an arbitrary basic block and facilitate processing on the output side, an image pickup element including a plurality of photodetectors each having a color filter array, a vertical direction selection circuit for selecting in the vertical direction an arbitrary basic block having at least one of the plurality of photodetectors, a horizontal direction selection circuit for selecting the arbitrary basic block in the horizontal direction, and an output circuit for parallelly outputting outputs from the photodetectors in the arbitrary basic block selected by the vertical direction selection circuit and horizontal direction selection circuit is provided.

Image pickup element

Image pickup system having an image pickup device including an image pickup element for picking up the image of an object and outputting image data, a compression encoding circuit for effecting compression encoding of the image data, a wireless transmission circuit for modulating the compression encoded image data and transmitting the data to a wireless transmission channel, and a first connector adapted to be electrically and mechanically connected, in a detachable manner, to a display device for displaying the image picked-up by the image pickup element and to transmit the image data from the image pickup element. The system also includes a display device including a wireless reception circuit for receiving the transmitted image data from the wireless transmission channel. The display device selectively receives first or second image data and processes the received image data to output an image signal of a predetermined format.

Image pickup system with separable/attachable image pickup device and display device

In an image pickup apparatus, when the focal length of a zoom lens is caused to change while the apparatus is in a state of being AE locked to retain an exposure control state of an exposure control circuit which is arranged to control the state of exposure according to a video signal, the apparatus is capable of maintaining the state of exposure obtained when the AE lock is made by correcting any change in the state of exposure caused by a change in F number resulting from the change of the focal length.

Image pickup apparatus with correction of held exposure parameters and lens spherical aberration correction

Image capture apparatus and method operable in first and second modes having respective frame rate/resolution and compression ratio

An electronic apparatus according to this invention has a display unit for displaying an index, an operation unit used for moving the index displayed by the display unit, and an adjustment unit for adjusting the operation unit, so that the moving direction of the index displayed by the display unit matches a moving direction that an operator intended. This invention can provide an effect of matching the moving direction that the operator intended with the actual moving direction of the index.

Electronic apparatus and pointing device for imaging

A video camera and a recording and reproducing apparatus each comprise a communication circuit arranged to modulate by a spread spectrum communication method a video signal outputted from an image pickup element and transmit the modulated video signal to an external monitor by wireless communication. The video camera and the recording and reproducing apparatus each further comprise a recording and reproducing part for recording and reproducing a video signal outputted from the image pickup element on and from a recording medium, and an arrangement which brings the communication circuit to a transmitting state according to the state of operation of the recording and reproducing part.

Video camera and recording and reproducing apparatus which communicate via wireless communication techniques

Growing community of inventors

Kawasaki, Japan

Hideyuki Arai