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Optics and optical instruments — Test lenses for calibration of focimeters — Part 1: Test lenses for focimete…

Optics and optical instruments — Test lenses for calibration of focimeters — Part 1: Reference lenses for foc…

Overview ISO 9342-1:2023 - Optics and optical instruments - Test lenses for calibration of focimeters - Part 1: Reference lenses for focimeters used for measuring spectacle lenses - defines the requi…

Optics and optical instruments. Test lenses for calibration of focimeters - Test lenses for focimeters used f…

1 Scope This part of ISO 9342 specifies requirements for test lenses for the calibration of focimeters that are used for the measurement of spectacle form lenses. NOTE It is accepted that other test…