Tuesday, December 1, 2015

ANSI Revises Z80.1

ANSI has published its 2015 revisions of Standard Z80.1, Prescription Ophthalmic Lenses--Recommendations, reports the Vision Council. The revision, which supersedeses the 2010 Standard, made the following modifications:
  • Updates to the Scope and Purpose sections.
  • Modifications to definitions, and the addition of "Position of Wear."
  • Additions to the optical requirements section, such as clarifying the applied tolerances for compensated lenses.
  • Changes to marking guidelines.
  • A recommendation for minimum transmittance when driving, providing guidance and harmonizing with ANSI Z80.3 requirements.
  • The addition of a reference to orientation of polarization.
A copy of the standard publications is available in the ANSI webstore. A summary of the changes can be found in the foreword of the document. Read more.

No comments:

Post a Comment