STB PDF
Optics and optical instruments. Contact lenses. Determination of the thickness - Hydrogel contact lenses. Original standard BS EN ISO 9339-2-1998 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN ISO 18369-3-2017
Optics and optical instruments. Contact lenses. Determination of strains for rigid contact lenses. Original standard BS EN ISO 9340-1999 (BS 7208-9-1999) in PDF full version. Additional info + preview on request
Document status: Withdrawn
Optics and optical instruments. Contact lenses. Determination of inclusions and surface imperfections for rigid contact lenses. Original standard BS EN ISO 9341-1998 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN ISO 18369-3-2017
Optics and optical instruments. Test lenses for calibration of focimeters - Reference lenses for focimeters used for measuring spectacle lenses. Original standard BS EN ISO 9342-1-2023 in PDF full version. Additional info + preview on request
Document status: Active
Optics and optical instruments. Test lenses for calibration of focimeters - Test lenses for focimeters used for measuring contact lenses. Original standard BS EN ISO 9342-2-2005 (2010) in PDF full version. Additional info + preview on request
Document status: Active
Hygrothermal performance of buildings and building materials. Physical quantities for mass transfer. Vocabulary. Original standard BS EN ISO 9346-2007 in PDF full version. Additional info + preview on request
Document status: Active