
Optics and optical instruments. Ophthalmology. Graduated dial scale.
STANDARD published on 30.10.1987
Designation standards: BS EN ISO 8429:1997
Publication date standards: 30.10.1987
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Category: Technical standards BS
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. Status: Under Review