×

Optical arrangement with stepped lens

  • US 7,483,220 B2
  • Filed: 12/22/2004
  • Issued: 01/27/2009
  • Est. Priority Date: 12/22/2003
  • Status: Expired due to Fees
First Claim
Patent Images

1. A stepped lens spotlight, comprising:

  • a lamp;

    a reflector; and

    a stepped lens with a diffusing screen, the diffusing screen being arranged in a first region and the stepped lens is arranged in a second region, wherein the first and second regions occupy concentrically arranged surfaces having different diameters, andwherein an aperture angle of the light emerging from the stepped spotlight is settable between a flood position and a spot position, and wherein, in said flood position, a larger portion of light emitted by said lamp passes through said diffusing screen in comparison to said spot position.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×