Progressive Spectacle Lens Patent - Refractive Power Distribution Determination
ChangeBridge: EPO Bulletin - Diagnosis & Surgery (A61B)
Summary
The European Patent Office published EP2877081A2 for Carl Zeiss Vision International GmbH, covering apparatus and methods for determining refractive power distribution of progressive spectacle lenses. The patent application names four inventors and lists Carl Zeiss Vision entities across Germany, USA, and Ireland as applicants.
What changed
EPO published patent application EP2877081A2 for Carl Zeiss Vision International GmbH, covering apparatus and methods for ascertaining spectacle lens types and determining refractive power distribution of progressive spectacle lenses. The patent application lists four inventors and is designated across 30 European states including Germany, France, UK, Italy, and Spain.
This is a routine patent publication creating no immediate compliance obligations. Manufacturers of progressive spectacle lenses should note this patent scope when developing similar technologies to assess potential licensing requirements or freedom-to-operate considerations.
Source document (simplified)
APPARATUS AND METHOD FOR ASCERTAINING A TYPE OF SPECTACLE LENS AND APPARATUS AND METHOD FOR DETERMINING A REFRACTIVE POWER DISTRIBUTION OF A PROGRESSIVE SPECTACLE LENS
Publication EP2877081A2 Kind: A2 Mar 25, 2026
Applicants
Carl Zeiss Vision International GmbH, Carl Zeiss Vision, Inc., Carl Zeiss Vision Ireland Ltd.
Inventors
SAUR, Konrad, BEGLEY, Paraic, SPRATT, Ray, Steven, KRATZER, Timo
IPC Classifications
A61B 3/10 20060101AFI20160614BHEP G06Q 30/06 20120101ALI20160614BHEP A61B 3/00 20060101ALI20160614BHEP G02C 7/02 20060101ALI20160614BHEP G02C 7/06 20060101ALI20160614BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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