Specification for red and green filters used in ophthalmic dichromatic and dissociation tests Ingestion-build-50790 intended to be connected to

intended to be connected to public low-voltage distribution systems of between 220 V and 250 V line to neutral at 50 Hz

BS EN ISO 15351 is an International Standard which specifies a thermal conductimetric method after fusion under inert gas for the determination of nitrogen in steel and iron

1 — Information about emission-related confirmed DTC(s)

Recommendation for the maximum length of a dental explorer was reduced from 178 mm to 173 mm in 4

Manufacturers of belt drives and pulleys

Specification for red and green filters used in ophthalmic dichromatic and dissociation tests Ingestion-build-50790 intended to be connected to1 Scope This British Standard 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.