Patent · US Active

Collimating lens

US10203512B2 · kind B2 · utility

0Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 2017
Grant dateFeb 12, 2019
Priority date
Expiry dateJul 6, 2037

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/4233
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A collimating lens includes at least two lens groups, each having an aspherical surface. The collimating lens also includes a flat diffraction lens disposed nearest to an image plane.

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