Optical lens
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United States of America Patent
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May 15, 2018
Issued Date -
Nov 24, 2016
app pub date -
May 17, 2016
filing date -
May 20, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
An optical lens is provided. The optical lens having an optical axis comprises, in order from an object side to an image-forming side, a first lens having negative refraction power, a second lens having positive refraction power, a third lens having positive refraction power, a fourth lens having negative refraction power, a fifth lens having positive refraction power, and a sixth lens having refraction power. The sixth lens has an inflection point on a surface toward the image-forming side, the inflection point is separated from an optical axis by a distance h13, the radius of the sixth lens is H3, and |h13/H13|≤0.55.
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