AS 1887-1976
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Contact lenses
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-30-2017
English
01-01-1976
Covers manufacture, optical and surface qualities and supply of hard and flexible corneal lenses, and of scleral lenses. Tolerances for various lens parameters are tabulated and methods of measurement are given. A recommended standard form of prescription is included and requirements for packaging, disinfection and containers are also given. Terms used in the specification are defined and, where appropriate, illustrated, and definitions of other terms in use in the industry are also given.
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