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BS 7394-2:2007 | 31 Aug 2007 | BSI Knowledge
Standard
BS 7394-2:2007
Complete spectacles - Specification for prescription spectacles
Current
•
Published:
31 Aug 2007
Overview
Preview
References
History
1 Scope
1.1
This Part of BS 7394 specifies requirements for complete spectacles incorporating a pair of prescription lenses.
Product Details
Descriptors
Tolerances (measurement)
Spectacles (eyeglasses)
Durability
Classification systems
Optical dispersive power
Spectacle lenses
Grades (quality)
Tinted glass
Transparency
Test equipment
Reflectance factor
Thickness
Medical prescriptions
Mass
Transmittance
Shear testing
Visual inspection (testing)
Impact testing
Refractive index
Absorption (waves)
Marking
Ophthalmology
Ophthalmic equipment
Testing conditions
Ultraviolet radiation
Spectacle frames
ICS Codes
11.040.70 Ophthalmic equipment
Committee
CH/172
International relationships
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ISBN
978 0 580 53601 4
Publisher
BSI