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This Japanese Industrial Standard specifies the lens-meter which marks the optical centre and the direction of principal meridians by measuring the vertex diopter of spectacle lens, the direction of principal meridians, the refracting power of prism and direction of the base of prism.
| Author | JSA |
|---|---|
| Editor | JSA |
| Document type | Standard |
| Format | File |
| Confirmation date | 2015-10-20 |
| ICS | 11.040.70 : Ophthalmic equipment
17.180.30 : Optical measuring instruments |
| Number of pages | 16 |
| Cross references | ISO/DIS 8598 (1990-03), MOD |
| Year | 1990 |
| Document history | |
| Country | Japan |
| Keyword | JIS 7183;7183;JIS B 7183-1995 |