Jamin-type interferometers and components therefor

  • US 20020015153A1
  • Filed: 07/23/2001
  • Published: 02/07/2002
  • Est. Priority Date: 07/27/2000
  • Status: Active Grant
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First Claim
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1. A retroreflector having three mutually-orthogonal reflective surfaces arranged around an optical axis, wherein the reflective surfaces stop short of the optical axis to provide a central region of the retroreflector which transmits incident light and a peripheral region of the retroreflector which retroreflects incident light.

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