A range finder includes a plurality of imaging elements, a plurality of optical systems configured to form subject images on the imaging elements, respectively and a distance calculator configured to calculate a distance to a subject based on imaging data ...

A stereo camera apparatus for obtaining distance information of an object includes a camera unit that includes a left image sensor and a right image sensor respectively obtaining a left-side image and a right-side image, each being composed of a frame incl...

A range-finding device (3) includes a plurality of image pickup units (22a, 22b, 22c) disposed at a predetermined interval with each other, a lens unit (L) to form subject images of a subject on the plurality of image pickup units, the image pickup units o...

A distance measurement and photometry device (3) includes: a case (20) having an opening in its front surface; a rectangular lens array (4) which is located on a front surface side of the case, which is made of a transparent resin material, and in which fi...

A power source unit includes an AC/DC converter to convert alternating current to direct current output, an auxiliary power source storing electric power, a load detector to detect a high/low level of direct current output to a DC-using load device from th...

An information device (7) includes: an angle detector (111) which outputs data for obtaining a roll angle and a pitch angle of an obj ect; and a corrector (104) which corrects the roll angle based on the pitch angle obtained from the data outputted by the ...