Historical

ISO 8624:1991

Optics and optical instruments -- Ophthalmic optics -- Measuring system for spectacle frames

Specifies a measuring system based on the boxing-system which uses a rectangle as the basis for the determination of dimensions. Figure 1 shows a diagrammatic presentation of the measuring system.

CONTENT PROVIDER
International Organization for Standardization [iso]

Others Also Bought
Ophthalmic optics -- Spectacle frames -- General requirements and test methods
Optics and optical instruments -- Spectacle frames -- Vocabulary and lists of equivalent terms
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