Patent · US Active

Imaging lens and imaging apparatus equipped with the imaging lens

US9329363B2 · kind B2 · utility

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0References
19Claims
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Assignee

Inventors

Key dates

Filing dateDec 19, 2014
Grant dateMay 3, 2016
Priority date
Expiry dateDec 19, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B9/60
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An imaging lens is substantially constituted by five lenses, including: a first lens having a positive refractive power and a convex surface toward the object side; a second lens having a biconcave shape; a third lens having a positive refractive power and is of a meniscus shape having a concave surface toward the object side; a fourth lens having a concave surface toward the object side; and a fifth lens having a negative refractive power and is of a meniscus shape having a convex surface toward the object side, provided in this order from the object side. The imaging lens satisfies a predetermined conditional formula.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.