NBN 894-1971
Photometric functional properties of transparent and translucent materials for glass doors and windows

Standard No.

NBN 894-1971

Release Date

1971

Published By

BE-NBN

Latest

NBN 894-1971

Scope

The purpose of this standard is to describe the methods of measuring and calculating the photometric characteris ics used in glazing with a view to establis ing standardized technical sheets relating to these characteris ics.

NBN 894-1971 history

• 1971 NBN 894-1971 Photometric functional properties of transparent and translucent materials for glass doors and windows