The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 10, 2023
Filed:
Nov. 10, 2020
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Chun-Cheng Ko, New Taipei, TW;
Yi-Ting Lin, New Taipei, TW;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Abstract
An optical lens includes seven lenses sequentially arranged along an optical axis from an object side to an image side. A fourth lens includes a seventh surface facing the object side and an eighth surface facing the image side. Each of the seventh surface and the eighth surface includes an inflection point. The optical lens satisfies the following conditional formulas:−0.48<tan(EFL*log(Slope_))<−0.38;  conditional formula 1:1 mm<Infp__<1.05 mm;  conditional formula 2:0.58 mm<Infp__<0.69 mm;  condition 3:1<(123{circumflex over ( )})/(456{circumflex over ( )}Slope_)<1.67.  conditional formula 4: