Neue Entwicklungen bei Natriumdampfniederdrucklampen.

Author(s)
Sprengers, L.M. & Beijer, L.B.
Year
Abstract

Three developments for low pressure sodium lamps for energy conservation are discussed. Firstly a change in construction of the cap for isolating the heat is given. Secondly new developments of the durability of low pressure sodium lamps are mentioned. Thirdly the construction of low pressure sodium lamp of 18 Watt, possible by the heat isolation is given. A luminous efficacy of 100 Lm/W is obtained.

Request publication

1 + 0 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

Publication

Library number
B 15693 (In: B 15691) /85/ IRRD 244571
Source

In: Lichttechnische Gemeinschaftstagung, Amsterdam, 13-16 Juni 1978, Tagungsbericht Teil I, p. 96-108, 6 fig., 5 graph., 3 ref.

Our collection

This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.