§ 93recommendation1 edition
Focimeters
This Recommendation specifies the requirements for analogue and digital focimeters with which the vertex powers and prismatic powers of spherical and astigmatic lenses (including lenses mounted in frames and contact lenses) can be measured and lenses can be oriented and marked.
RecommendationR 93In force
- Latest edition
- 1999
- First published
- 1999
- URN
- urn:oiml:pub:r:93