BS 3668:1963

October 1963

Standard Current

Specification for red and green filters used in ophthalmic dichromatic and dissociation tests

Specifies requirements for red and green filters of glass or plastics materials used in ophthalmic tests as follows: (a) dichromatic tests for ametropia, and (b) dissociating the eyes in various tests of binocular co-operation.

Main informations

Collections

BSI English standards

Publication date

October 1963

Number of pages

8 p.

Reference

BS 3668:1963

ICS Codes

11.040.70 Ophthalmic equipment

Print number

Sumary

Specification for red and green filters used in ophthalmic dichromatic and dissociation tests

Specifies requirements for red and green filters of glass or plastics materials used in ophthalmic tests as follows: (a) dichromatic tests for ametropia, and (b) dissociating the eyes in various tests of binocular co-operation.

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