FIVE-PIECE LENS SET FOR CAPTURING IMAGES
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United States of America Patent
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Issued Date -
Jul 23, 2015
app pub date -
Nov 19, 2014
filing date -
Jan 17, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention discloses a five-piece lens set for capturing images. The lens set comprises an aperture stop, an image-plane, and a five-piece optical lens for capturing images. The optical lens comprises a first lens element having a convex object-side surface; a second lens element having a concave image-side surface; a third lens element with positive refractive power having a convex object-side surface, and both the object-side surface and the image-side surface of the fifth lens element are aspheric; a fourth lens element having a concave object-side surface and a convex image-side surface; both the object-side surface and the image-side surface of the fifth lens element are aspheric. Wherein, at least one of the image-side surface and object-side surface of the first lens element, the second lens element, and the fourth lens element are aspheric, and at least two of the aspheric surfaces have one inflection point.
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