Optical image capturing system
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United States of America Patent
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Jan 16, 2018
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N/A
app pub date -
Aug 3, 2015
filing date -
Jan 21, 2015
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Abstract
A four piece optical lens for capturing image and a five-piece optical module for capturing image, includes a first lens with positive refractive power; a second lens with refractive power; a third lens with refractive power; and a fourth lens with refractive power, in order from an object side to an image side, the optical lens along the optical axis. At least one of the image-side surface and object-side surface of each of the four lenses is aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.
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