An image capturing apparatus includes a two-dimensional imaging sensor having a first imaging area and a second imaging area respectively receiving light having passed through a first pupil area and a second pupil area, a calculation unit configured to add pixels in the first imaging area in a predetermined direction that differs from two directions, which are the correlation calculation direction and a direction perpendicular to the correlation calculation direction, to form a first line signal in which the added pixels line up in the correlation calculation direction, to add pixels in the second imaging area in the predetermined direction to form a second line signal in which the added pixels line up in the correlation calculation direction, and to perform a correlation calculation using the first line signal and the second line signal.

An image sensor is provided which includes a first group of pixels including a first color filter passing light having a first wavelength range, a second group of pixels including a second color filter passing light having a second wavelength range, and a third group of pixels including a third color filter passing light having a third wavelength range. The first wavelength range is longer than the second wavelength range, and the second wavelength range is longer than the third wavelength range. A second pixel in the second group of pixels or a third pixel in the third group of pixels includes a plurality of photoelectric conversion devices, and a first pixel of the first group of pixels includes a single photoelectric conversion device.

An image pickup apparatus that is capable of obtaining a defocus amount for focus detection with high accuracy at high speed with a simple configuration even in a time of image stabilization. The image pickup apparatus including a memory device that stores a set of instructions, and at least one processor that executes the set of instructions to obtain optical parameters about an image pickup optical system and an image sensor as reference information, correct the reference information based on a relative moving amount of the image sensor with respect to an optical axis of the image pickup optical system, obtain a control parameter corresponding to corrected reference information by referring to an information data set that stores the control parameter used for finding a defocus amount for focus detection in association with the reference information, and find the defocus amount based on the control parameter obtained.

An imaging device, a focusing control method, and a focusing control program are provided. The imaging device includes: an imaging element, having pixels including phase-difference detecting pixels and imaging a subject through an imaging optical system including a focus lens; and a focusing controller, selectively performing focusing control using a phase difference AF method or focusing control using a contrast AF method in a mode in which focusing control for focusing on a main subject by driving the focus lens is continuously performed multiple times. The focusing controller performs the focusing control using the contrast AF method in a case where a state in which a degree of reliability of the focusing control using the phase difference AF method is equal to or less than a threshold value persists N times (N=2 or more), while the focusing control using the phase difference AF method is continuously performed.

A digital camera includes an imaging element having an imaging surface where pixels are arranged in two dimensions in a row direction X and in a column direction Y, an AF processing unit that determines whether a focus lens is in a focused state using detection signals obtained from respective pixels of a first pixel group including plural pixels arranged in the row direction X and a second pixel group including pixels arranged at the same distance in one direction that crosses the row direction X with respect to each of the plural pixels of the first pixel group, in a state where the focus lens is at an arbitrary position, and a system control unit that moves the focus lens until the AF processing unit determines that the focus lens is in the focused state.

The present disclosure discloses a dual-core focusing image sensor, a focusing control method for the same and an electronic device. The dual-core focusing image sensor includes an array of photosensitive pixels, an array of filter units arranged on the array of photosensitive pixels and an array of micro lenses arranged above the array of filter units.

The array of micro lenses includes at least one first micro lens and a plurality of second micro lenses, each second micro lens is corresponding to one photosensitive pixel, each first micro lens is corresponding to one focusing photosensitive unit, each focusing photosensitive unit includes N*N photosensitive pixels, and at least a part of the focusing photosensitive unit is covered by a white filter unit, where N is an even number greater than or equal to 2.

Image plane phase difference pixels that can handle incident light at two or more chief ray angles are realized. A solid-state imaging device includes a pixel, the pixel including a microlens that condenses light from a subject, a photoelectric conversion unit that receives the subject light condensed by the microlens to generate an electrical signal according to an amount of received light, and a light shielding portion provided between the photoelectric conversion unit and the microlens. The light shielding portion includes an edge portion formed across over a light receiving surface of the photoelectric conversion unit, and the edge portion includes a first edge portion and a second edge portion at positions different from each other both in a first direction corresponding to an up and down direction of an output image and a second direction corresponding to a left and right direction of the output image.

The present technology relates to an imaging device capable of efficiently separating signals having different characteristics. An image generating unit generates an image of a subject on the basis of pixel signals obtained by performing imaging in a state where light of a predetermined pattern from a structured light (SL) light source is irradiated to projection areas of specific pixels of an imaging unit that images the subject. The present disclosure can be applied to, for example, a camera system including an SL light source and an imaging device.

System and method using a projected reference to guide adjustment of a correction optic. In an exemplary method, a reference may be projected onto an imaging detector by propagation of light generally along an optical axis that extends from the reference, through an objective, to a surface of a sample holder, and from the surface, back through the objective, to the imaging detector. The light may propagate through an off-axis aperture located upstream of the imaging detector and spaced from the optical axis. A plurality of images of the reference may be captured using the imaging detector, and with a correction optic at two or more different settings. A setting for the correction optic may be selected based on the plurality of images, and a sample may be imaged while the correction optic has the selected setting.

An imaging device, a focusing control method, and a focusing control program are provided. The imaging device includes: an imaging element, having pixels including phase-difference detecting pixels and imaging a subject through an imaging optical system including a focus lens; and a focusing controller, selectively performing focusing control using a phase difference AF method or focusing control using a contrast AF method in a mode in which focusing control for focusing on a main subject by driving the focus lens is continuously performed multiple times. The focusing controller performs the focusing control using the contrast AF method in a case where a state in which a degree of reliability of the focusing control using the phase difference AF method is equal to or less than a threshold value persists N times (N=2 or more), while the focusing control using the phase difference AF method is continuously performed.