AUTOMATIC FOCUS DETECTION DEVICE

• Main Author: AMANO KENICHIRO
• Format: Patent
• Language: English
• Published: 14.11.2013
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHOTOGRAPHY; PHYSICS

PROBLEM TO BE SOLVED: To solve the problem that low luminance accuracy (SN) decreases since infrared component is less in light source detection in pentax AE.SOLUTION: To carry out light source detection from the ratio of the spectroscopy (visible light) of an AE sensor to the spectroscopy (infrared...