Normas ISO

Ophthalmic optics -- Visual acuity testing -- Standard optotype and its presentation

Round timber -- Requirements for the measurement of dimensions and methods for the determination of volume

Respiratory protective devices -- Methods of test and test equipment-- Part 11: Determination of field of vision

Plastics piping systems -- Pressure systems for hot and cold water -- Test method for leaktightness under vacuum

Protective clothing -- Test methods for clothing providing protection against chemicals-- Part 2: Determination of resistance to inward leakage of aerosols and gases (inward leakage test)

Protective clothing -- Test methods for clothing providing protection against chemicals-- Part 1: Determination of resistance to outward leakage of gases (internal pressure test)