Ophthalmic optics. Contact lenses. Determination of scattered light1 Scope This International Standard describes a method for the determination of the scattering of light by contact lenses. The test method described is given as a reference method. The existence of this International Standard does not imply in any way that the testing of contact lenses for light scatter is a requirement.

such equipment is outside the scope of this guidance

the standard for calculating the calorific value of natural gas

It requires that an organization considers all environmental issues relevant to its operations

It covers the vapour collection adaptor and coupler used to achieve a vapour tight path between the transport tank and the stationary loading and unloading facilities

BS EN 60335-2-61 deals with the common hazards presented by appliances that are encountered by all persons in and around the home

prEN ISO 15614-5

the second (Method B) is based on maintaining a stress rate during elastic region of tensile test

BS EN 60107-8 on recommended methods of measurement on receivers for television broadcast transmissions is useful for:

The recommendations refer principally to fire detection and fire alarm systems installed for the purpose of life safety

ISO 17638 provides you with techniques for the detection of surface imperfections in welds in ferromagnetic materials

BS EN IEC 60079-19 includes the repair

Why should you use BS 7088 - Pneumatic tourniquet equipment specifications