Optics and optical instruments. Application. Optical transfer function. Interchangeable lenses for 35 mm still cameras.

WITHDRAWN published on 15.2.1995

Optics and optical instruments. Application. Optical transfer function. Lenses for office copiers.

WITHDRAWN published on 15.2.1995

Optics and optical instruments. Application. Optical transfer function. Telescopes.

WITHDRAWN published on 15.2.1995

Contact lenses. Determination of back vertex power. Method using focimeter with manual focusing.

WITHDRAWN published on 15.8.2001

Contact lenses. Determination of back vertex power. Measurement of contact lenses immersed in saline.

WITHDRAWN published on 4.8.2004

Optics and optical instruments. Contact lenses. Determination of the diameters.

WITHDRAWN published on 15.9.1998

Optics and optical instruments. Contact lenses. Determination of the thickness. Rigid contact lenses.

WITHDRAWN published on 15.10.1998

Optics and optical instruments. Contact lenses. Determination of the thickness. Hydrogel contact lenses.

WITHDRAWN published on 15.12.1998

Admixtures for concrete, mortar and grout. Concrete admixtures. Definitions and requirements.

WITHDRAWN published on 15.4.1998

Admixtures for concrete, mortar and grout. Concrete admixtures. Definitions,requirements, conformity, marking and labelling.

WITHDRAWN published on 30.6.2006