Kabushiki Kaisha Toshiba

Katsuo Iwata

Takayuki Ogasahara

Sumitaka Maruyama

Kazuhiro Nagata

Shintaro Takehara

Maho Kuwahara

Ninao Sato

Yutaka Kashihara

Kazuo Watabe

Naotada Okada

Yuichiro Yamamoto

Masahiko Tanaka

Yusaku Konno

Toyokazu Aizawa

Minoru Inomoto

Takehiro Hiramatsu

Takayuki Ogasahawa

A camera module includes a solid-state image sensing device having a light receiving surface on which a plurality of pixels are provided, and a lens disposed above the solid-state image sensing device and configured to direct light into each of the pixels of the solid-state image sensing device. The lens includes at least one convex portion on a surface facing the light receiving surface of the solid-state image sensing device, and the light receiving surface of the solid-state image sensing device is curved so that chief rays of the light directed by the lens are incident on the respective pixels at substantially the same angles.

Camera module

Certain embodiments provide a solid state imaging device including a plurality of pixels. Each of the pixels has a semiconductor layer which has a charge accumulating layer at a front surface thereof and a filter layer provided above a rear surface of the semiconductor layer. Transmissive wavelength bands of the filter layers included in the pixels are different from each other, and thicknesses which a plurality of the semiconductor layers included in the pixels and including a plurality of the charge accumulating layers have are different from each other.

Solid state imaging device and method for manufacturing solid state imaging device

According to one embodiment, there is provided a solid-state imaging apparatus having an imaging region. In the imaging region, a plurality of pixels are two-dimensionally arranged. The plurality of pixels include a first pixel and a second pixel. The first pixel is arranged near a center of the imaging region. The second pixel is arranged at a position farther away from the center of the imaging region than the first pixel. The first pixel includes a first micro lens having a substantially circular shape as viewed in a plan view. The second pixel includes a second micro lens having a substantially elliptical shape as viewed in a plan view and having an area larger than an area of the first micro lens.

Solid-state imaging apparatus and imaging system

According to one embodiment, in a first imaging mode, an imaging mode control unit allows a second imaging optical system to function in an optical path between an imaging unit and a first imaging optical system and stops focus adjustment. In a second imaging mode, the imaging mode control unit stops the function of the second imaging optical system and allows the focus adjustment to be performed. The first imaging optical system takes in a light from an object to the imaging unit. The second imaging optical system forms an image piece in each pixel block.

Camera module having first and second imaging optical system controlled in relation to imaging modes and imaging method

Certain embodiments provide a camera module including a housing of a substantially cuboid shape, a light reflecting portion, a plurality of solid-state imaging device, a lens, and an optical spectroscope. The light reflecting portion is arranged inside the housing and reflects the light incident from the opening portion which is formed on a top surface of the housing, in a direction parallel to a longitudinal direction of the housing. Each of a plurality of solid-state imaging devices has a light receiving surface which is provided in the housing vertically to the bottom surface of the housing. The lens is arranged inside the housing such that an optical axis is parallel to the longitudinal direction of the housing. The optical spectroscope is arranged inside the housing and separates the light which has passed through the lens into lights.

An optical module comprises an apodizer includes a black resin layer having a concavity the diameter of which gradually changes in a direction light passes through the apodizer, and, provided in the concavity, a transparent resin layer having the same refractive index as the black resin layer, the black resin layer and the transparent resin layer having a total thickness of 0.001 to 0.10 mm, an input lens opposed to the black resin layer of the apodizer and an output lens opposed to the transparent resin layer of the apodizer.

Method of manufacturing an apodizer, and optical module

According to one embodiment, an image processing apparatus includes a refocus filter generating unit and a refocus image generating unit. The refocus image generating unit executes a filtering process using a refocus filter generated by the refocus filter generating unit. A filtering level of the refocus filter is adjusted according to a subject distance of a subject to be focused and sighted among a plurality of subjects projected in a first image and a second image.

Camera module, image processing apparatus, and image processing method

According to one embodiment, there is provided a camera module formed with substantially the same scale as a chip of an image sensor, includes a lens held by a lens holder, an image sensor placed in a position in which an image is formed by the lens, and a wiring board disposed between the lens and the image sensor and electrically connected to the image sensor. An opening that permits light entering the image sensor to pass therethrough is formed in the wiring board. Further, a passive component is contained in the wiring board.

An aberration correcting device includes: a first transparent electrode; a second transparent electrode; and a liquid crystal layer disposed between the first transparent electrode and the second transparent electrode, having refractive index varying according to an electric field applied to the liquid crystal layer, wherein the first transparent electrode has a first circular dividing line and a second circular dividing line formed outside the first circular division line arranged to be concentric with the second circular dividing line, and wherein a region between the first circular dividing line and the second circular dividing line is radially divided by plural radial dividing lines.

Aberration correcting device, optical head, and optical disc apparatus

The refractive index of a light transmission layer of an optical disk is set within the range of 1.45 to 1.75, the numerical aperture of a lens emitting laser light which is incident onto the light transmission layer is set to 0.65, and the wavelength range of the laser light is set within the range of 395 to 415 nm. Further, in order that aberrations fall within the range of certain acceptable values, the thickness t of the light transmission layer is set within the range of f(n)&#x2212;t1&#x2266;t&#x2266;f(n)+t2, employing constants t1, t2 determined based on an acceptable value of aberration and function f(n) of the refractive index n.

Optical disc and optical disc apparatus

The present invention relates to an optical head device and an optical disk unit using the same. The optical head device includes a relay lens control unit to control at least one of lenses of a relay lens unit based on an output signal outputted from a first optical detector and a power control circuit to control an intensity of a light beam emits from a light source.

Optical disk unit capable of restraining changes in light quantity

A light beam is applied to an optical disk through a first hologram and an objective lens. The first hologram has a first region that can diffract light and a second region that can diffract light. The light beam reflected from the optical disk is applied through the objective lens to a second hologram. The second hologram splits the light beam into a first light beam and a second light beam that have passed through the first region and the second region, respectively.

Optical head and optical disk apparatus

Optical disk unit for recording or reproducing information

The present invention relates to an optical head unit and an optical disk unit using the optical head unit. The head unit includes a wavefront transforming optical element control unit to controls a wavefront transforming optical element so as not to transform wavefront of a light beam focused on a recording layer by a focusing unit due to the thickness error of a light transmission layer positioned between the recording layer and the focusing unit based on an electrical signal outputted from a first light detector, and an output control unit that controls light amount of a light beam radiated by a light emitting unit based on the magnitude of the electrical signal outputted from the light detector.

Optical head device and optical disk unit capable of stable signal reproduction

There are comprised a laser light source for outputting a light beam, an optical disk having a recording/reproducing surface and a transparent substrate on the surface, an objective lens for gathering the light beam on the optical disk, a relay lens system comprising one or more lenses inserted between the laser light source and the objective lens, means for moving one or more lenses in the relay lens system toward its optical axis so as to correct sphere aberration in accordance with a thickness of the transparent substrate of the optical disk, and means for sustaining a diameter of an incident light on the objective lens when one or more lenses among the relay lenses move.

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Tokyo, Japan

Katsuo Iwata