BS EN 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
- Standard No.
- BS EN ISO 9342-1:2023
- Release Date
- 1970
- Published By
- /
- Latest
- BS EN ISO 9342-1:2023
BS EN ISO 9342-1:2023 history
- 1970 BS EN 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
- 2005 BS EN ISO 9342-1:2005 Optics and optical instruments - Test lenses for calibration of focimeters - Test lenses for focimeters used for measuring spectacle lenses
