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Eye and face protection. Sunglasses and related eyewear - Filters for direct observation of the sun Ingestion-build-47786 By adopting BS EN 4644-131
Eye and face protection. Sunglasses and related eyewear - Filters for direct observation of the sun Ingestion-build-47786 By adopting BS EN 4644-131
$166.00
Description
By adopting BS EN 4644-131
BS EN 50288-5-1 is a sectional specification for screened cables
it is a 'proof load' test)
provided that the iron content in the samples under concern is above 95 %
Eye and face protection. Sunglasses and related eyewear - Filters for direct observation of the sun Ingestion-build-47786 By adopting BS EN 4644-1311 Scope This part of ISO 12312 applies to all afocal (plano power) products intended for direct observation of the sun, such as solar eclipse viewing. Information on the use of filters for direct observation of the sun is given in Annex A and Annex B. This part of ISO 12312 does not apply to the following: a) afocal (plano power) sunglasses and clip ons for general use intended for protection against solar radiation; b) eyewear for protection against
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