Fujifilm Corporation

Fuji Photo Film Company, Limited

Kabushiki Kaisha Toshiba

Facebook, Inc.

Shuji Ono

Akira Yoda

Ayumu Isomura

Kazuhiro Mino

Hiroyuki Funakura

Yasuhiko Kaneko

Kimiko Tachikawa

Akira Osawa

Atsushi Misawa

Wataru Ito

Kei Yamaji

Shuichi Ohtsuka

Yasuyo Nenoki

Masahiro Matsushita

Hideaki Yoshihara

Shinsuke Zetsu

Takashi Aoki

Hiroshi Yamaguchi

Junji Hayashi

Tomoyuki Kawai

Yoshihiro Maeda

Tsutomu Kimura

Kenji Kojima

Seiichi Watanabe

Yasunobu Kishine

Hirokazu Kameyama

Masahiko Yamada

Shigeaki Nimura

Kazuto Kuroda

Fumito Takemoto

Yasuhiro Shinkai

Takahiro Okamoto

Mami Mizutani

Shinichiro Kosugi

Katsutoshi Izawa

Kazuyoshi Okada

Toshihiko Kaku

Nobuo Shibuya

Samito Nakamura

Norimasa Shigeta

Hideo Miura

Yukita Gotohda

Ryuichi Morikawa

Daisaku Abiru

Fumiyuki Yamane

Takashi Akiba

Katsuo Ogura

Yasuhiro Miyamoto

Tetsuya Sawano

Yuki Kuwano

Hiromi Takenoshita

Masafumi Yamamoto

Tatsuhide Tsuyuki

Masaaki Morizumi

Provided a filter and an imaging apparatus for obtaining a higher-quality multispectral image in which the tint of the image is uniform. The filter includes: an optical filter layer; and a patterned retardation layer that is laminated on the optical filter layer. The optical filter layer includes at least three reflective layers that are formed of a cholesteric liquid crystal layer, and the reflective layers have different reflection center wavelengths. Alternatively, the optical filter layer includes a reflective layer that is formed of a cholesteric liquid crystal layer having at least two different reflection center wavelengths. The patterned retardation layer has a slow axis in a direction corresponding to the reflection center wavelength of the reflective layer.

Filter and imaging apparatus

A region extraction device and a method thereof in a stage previous to detection of a target object, capable of appropriately extracting a region having a possibility of presence of a target object emitting light having a light emission spectrum of a specific narrowband as a determination region in an imaging region, and an object detection apparatus and a method thereof capable of efficiently detecting the target object using a region extraction result are provided. In a region extraction method, a plurality of images including an image of a second narrowband corresponding to a first narrowband of light emitted by a target object and an image of a third narrowband different from the second narrowband are acquired from a multispectral camera. Next, a region that emits light having a light emission spectrum other than a light emission spectrum of the first narrowband is determined as a non-determination region in an imaging region based on the plurality of acquired images, and one or a plurality of regions excluding the non-determination region from the imaging region are extracted as a determination region.

Region extraction device, method thereof, object detection apparatus, and method thereof

Provided are an imaging device and an imaging method that can generate images between which a difference in appearance caused by a difference between the polarization directions of received light is suppressed in a case in which different images are generated on the basis of light having different polarization directions. An imaging device () includes: an imaging optical system (); a first polarizer that aligns a polarization direction of light transmitted through a first pupil region and a second pupil region with a first polarization direction; a second polarizer that transmits light in a second polarization direction different from the first polarization direction; an imaging element () that receives the light transmitted through the first pupil region and the second pupil region; and an image generation unit that performing a crosstalk removal process on pixel signals of a first pixel and a second pixel and generates a first image corresponding to the light transmitted through the first pupil region and a second image corresponding to the light transmitted through the second pupil region on the basis of the pixel signals subjected to the crosstalk removal process.

Imaging device and imaging method

Provided are an imaging device and an imaging method that can suppress a difference in appearance caused by a difference between the polarization directions of received light in a case in which different images are generated on the basis of light having different polarization directions, have flexibility in the design of the polarization direction of light forming different images, and can generate a plurality of images having a uniform amount of light. An imaging device () includes: an imaging optical system (); a first polarizer that aligns a polarization direction of light transmitted through a first pupil region (E) and a second pupil region (E); a wave plate () that converts the light into circularly or elliptically polarized light; a second polarizer that transmits light in a second polarization direction different from the first polarization direction; a third polarizer that transmits light in a third polarization direction different from the first polarization direction and the second polarization direction; an imaging element () that has a plurality of pixel units receiving the light transmitted through the first pupil region and the second pupil region; and an image generation unit.

Provided is an imaging apparatus that captures a multispectral image of four bands or more. An imaging apparatus () includes an imaging optical system (), an image sensor (), and a signal processing unit (). The imaging optical system () includes a bandpass filter unit () of which at least one of aperture regions transmits light beams of a plurality of wavelength ranges, and a polarization filter unit () that polarizes the light beams transmitted through the bandpass filter unit () in a plurality of directions, in a vicinity of a pupil thereof. The image sensor () receives light beams transmitted through a plurality of types of spectral filter elements and a plurality of types of polarization filter elements. The signal processing unit () processes signals output from the image sensor () to generate a plurality of image signals. In the imaging apparatus (), the number of transmission wavelength ranges of at least one of the aperture regions of the bandpass filter unit () is equal to or less than the number of transmission wavelength ranges of the spectral filter element.

Imaging apparatus

There are provided an imaging device, a distance measurement method, a distance measurement program, and a recording medium capable of accurately measuring a distance to a subject without depending on a color of the subject. A bifocal imaging lens, a first pixel and a second pixel that respectively pupil-divide and selectively receive luminous flux incident through a first region of the first region and a second region having different focusing distances of the imaging lens, an image sensor having a third pixel and a fourth pixel corresponding to the second region, a first image acquisition unit (-) and a second image acquisition unit (-) that acquire a first image and a second image having asymmetric blurs from a first pixel group (A) and a third pixel group (C) of the image sensor, a third image acquisition unit (-) and a fourth image acquisition unit (-) that add pixel values of adjacent pixels of the first and second pixels of the image sensor and add pixel values of adjacent pixels of the third and fourth pixels to acquire a third image and a fourth image having symmetric blurs, and a distance calculation unit () that calculates a distance to a subject in the image based on the acquired first and third images or the acquired second and fourth images are included.

Imaging device, distance measurement method, distance measurement program, and recording medium

Provided are an imaging apparatus, an imaging method, an imaging program, and an imaging system capable of easily making an imaging plan. The imaging apparatus () includes an imaging evaluation map acquiring section () that acquires an imaging evaluation map, and an imaging point selecting section () that selects an imaging point suitable for imaging an object and an imaging condition at the imaging point on the basis of the acquired imaging evaluation map. In the imaging evaluation map, an evaluation value that represents an evaluation of imaging in a case where an object is imaged at a specific position under a specific imaging condition is set at a plurality of imaging candidate positions for each of a plurality of imaging conditions.

Imaging apparatus, imaging method, imaging program, and imaging system

Provided are an imaging evaluation map, an imaging evaluation map generating device, an imaging evaluation map generating method, and an imaging evaluation map generating program capable of easily making an imaging plan. A coordinate space setting section () that sets a coordinate space including an object, an imaging candidate position setting section () that sets a plurality of imaging candidate positions in the coordinate space, an imaging condition setting section that sets an imaging condition for the object (), a characteristic part setting section () that sets a plurality of characteristic parts for the object, an evaluation standard setting section () that sets an evaluation standard for imaging based on the imaging candidate position and the imaging condition for each characteristic part, an evaluation value calculating section () that calculates an evaluation value that represents an evaluation of imaging in a case where an object is imaged under the imaging condition set by the imaging condition setting section () at the imaging candidate positions set by the imaging candidate position setting section () for each imaging candidate position, and an imaging evaluation map generating section () that generates an imaging evaluation map in which the evaluation value is determined for each imaging candidate position are provided. In a case where the evaluation value for each imaging candidate position is calculated, the evaluation value calculating section () calculates individual evaluation values for the respective characteristic parts according to the evaluation standard, and calculates a sum of the obtained individual evaluation values for the respective characteristic parts as the evaluation value.

Imaging evaluation map, imaging evaluation map generating device, imaging evaluation map generating method, and imaging evaluation map generating program

Provided are an imaging apparatus capable of acquiring an image having a small transmission wavelength shift at a plurality of wavelengths and an image processing apparatus capable of measuring a subject on the basis of an image which has a small transmission wavelength shift and which is acquired at a plurality of wavelengths. High image height rays imaged at a position of which an image height is high is incident at a large angle with respect to the optical axis. Therefore, the transmission wavelength shift increases. However, in the imaging apparatus according to the first aspect, the first optical system causes the high image height rays to be incident into the first optical filter and the second optical filter in a state where the upper ray and the lower ray are parallel. Accordingly, in the first and second optical filters, the transmission wavelength shift due to an difference in incident angle of the high image height rays is suppressed, and an image with a small transmission wavelength shift can be acquired simultaneously at a plurality of wavelengths.

Imaging apparatus and image processing apparatus

Provided is an imaging device that can acquire three independent high-quality images using one imaging element. An imaging device includes: an optical system () including three optical regions (A,B,C) that transmit light in different polarization directions; an imaging element () including a plurality of pixel units each of which is a set of three pixels that receive light in different polarization directions; and an image processing unit () that calculates three pixel signals (X, X, X) corresponding to each of the optical regions (A,B,C) of the optical system () from three pixel signals (x, x, x) obtained from each pixel unit of the imaging element () to generate an image of each of the optical regions (A,B,C).

Imaging device

An image processing apparatusincludes an image obtaining unitthat obtains a plurality of frame images of the same scene including a water surface having a wave, a brightness value calculation unitthat calculates a brightness value corresponding to a minute region constituting each frame image based on the plurality of frame images, a pixel value extraction unitthat extracts a pixel value corresponding to the minute region of a frame image in which the brightness value of the minute region is a brightness value lower than the brightness value of the minute region of another frame image in the plurality of frame images, a storage unitthat stores the pixel value extracted by the pixel value extraction unit, and a composite image generation unitthat generates a composite image corresponding to the scene based on the pixel value stored in the storage unit

Image processing apparatus, imaging apparatus, image processing method, and program

The present invention provides an imaging apparatus that individually obtains high image quality, restored images for a plurality of different directions at a wide angle of view without using a lens, and an imaging module using such an imaging apparatus. In an imaging apparatus according to an aspect of the invention, incident light is divided into a plurality of azimuthal regions by a directional sensor, and images corresponding to the azimuthal regions are restored from a plurality of projection images acquired corresponding to the azimuthal regions. Accordingly, incident light from oblique directions does not become noise to incident light from a front direction, and projection images can be individually acquired for the azimuthal regions throughout a wide range from the front direction to the oblique directions. For this reason, restoration processing according to properties of a pattern mask and the projection images is executed, whereby it is possible to individually obtain high image quality restored image for a plurality of different directions (azimuthal regions) at a wide angle of view without using a lens.

Imaging apparatus and imaging module

Provided are an imaging apparatus and a mobile imaging apparatus capable of reducing the size and weight of a structure relating to focus adjustment. The imaging apparatusincludes: a central optical systemthat captures an image with pan focus; an annular optical systemthat is disposed concentrically with the central optical system; and an image sensorthat simultaneously captures an image to be formed through the central optical system and an image to be formed through the annular optical system. In the imaging apparatus, the central optical systemand the image sensorare moved integrally along the optical axis L so as to adjust a focal point of the annular optical system

Imaging apparatus and mobile imaging apparatus

An imaging apparatus, an unmanned moving object, an imaging method, a system, and a program capable of favorably compositing a telephoto image group even in a case where an overlapping region between images of the telephoto image group is small, and accurately compositing a telephoto image regardless of a subject (scene) of a wide angle image are provided. An imaging apparatus () includes an imaging optical system, a directional sensor, a wide dynamic range image generation part () that generates a wide dynamic range wide angle image obtained by enlarging a dynamic range of a wide angle image, an image acquisition part () that acquires a wide dynamic range wide angle image group and a telephoto image group configured with a telephoto image, a composition information acquisition part () that acquires composition information to be used for compositing the telephoto image group by analyzing the acquired wide dynamic range wide angle image group, and a composite image generation part () that generates an image in which the telephoto image group is composited, based on the composition information, information related to focal lengths of the wide angle optical system and the telephoto optical system, and the telephoto image group.

Imaging apparatus, unmanned moving object, imaging method, system, and program

Provided is an imaging device that can acquire a high-quality multispectral image with one image sensor. An imaging device includes: an image sensor () including a plurality of pixel blocks each of which includes n (n&#x2265;2) types of spectral filter elements having different spectral transmittances and m (2&#x2264;m&#x2264;3) types of polarization filter elements having different transmission polarization directions which are combined such that q (q=n&#xd7;m) types of light are received by each pixel; an optical system () that includes k (k&#x2264;q) optical regions transmitting light in different wavelength bands and polarization filter units provided in each of the optical regions; and a signal processing unit () that processes a signal (pixel signal) of each pixel obtained from the image sensor () to generate an image of each optical region of the optical system (). The signal processing unit () performs predetermined arithmetic processing on q pixel signals (x, x, . . . , Xq) obtained from each pixel block of the image sensor () to calculate k pixel signals (X, X, . . . , Xk) corresponding to each of the optical regions of the optical system () and generates an image of each optical region.

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Kanagawa, Japan

Shuji Ono