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This Standard specifies minimum requirements for complete ready-to-wear near-vision spectacles with positive power available directly to the public without the prescription of a licensed professional. The revision expands applicability to readers with segments and power-variation readers, as well as readers with tints and plano power portions.
Author | ANSI |
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Editor | ANSI |
Document type | Standard |
Format | File |
Confirmation date | 2017-12-12 |
ICS | 11.040.70 : Ophthalmic equipment
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Replace | ANSI Z 80.31 (2012) |
Year | 2017 |
Document history | ANSI Z 80.31 (2017) |
Country | USA |
Keyword | ANSI Z 80;ANSI 80;80;ANSI Z80.31-2017 |