Patent · US Active

Lens assembly

US12055698B2 · kind B2 · utility

2Cited by
6References
20Claims
0Family size

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Inventors

Key dates

Filing dateJun 30, 2021
Grant dateAug 6, 2024
Priority date
Expiry dateJan 16, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/0025
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A lens assembly includes a first lens group, a second lens group, a third lens group, a fourth lens group, and a fifth lens group, all of which are arranged in order from a first side to a second side along an axis. The first lens group is with negative refractive power. The second lens group is with positive refractive power. The third lens group is with refractive power. The fourth lens group is with refractive power. The fifth lens group is with refractive power. The lens assembly further includes a first reflective element disposed between the first lens group and the fifth lens group, wherein the first reflective element includes a first reflective surface.

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