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immediate downloadReleased: 1987-10-30
BS EN ISO 8429:1997
Optics and optical instruments. Ophthalmology. Graduated dial scale
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| Standard number: | BS EN ISO 8429:1997 |
| Pages: | 10 |
| Released: | 1987-10-30 |
| ISBN: | 0 580 16211 7 |
| Status: | Standard |
DESCRIPTION
BS EN ISO 8429:1997
This standard BS EN ISO 8429:1997 Optics and optical instruments. Ophthalmology. Graduated dial scale is classified in these ICS categories:
- 11.040.70 Ophthalmic equipment
This International Standard gives specifications for the angular coordinate system to be used in the design of scales, reticles or other display means incorporated in instruments for determining optical data on human eyes or corrective lenses for human eyes.
Specifies the angular co-ordinate system to be used in the design of scales, reticles or other instruments for the determination of optical data in relation to the eye.