Method of calculating the required luminance in tunnel entrances.

Author(s)
Adrian, W.
Year
Abstract

Controversial results from different studies of the luminance required in the entrance zone of vehicular tunnels lead to the development of the method described to obtain the actual adaptation luminance of the observer in approaching the tunnel.

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Publication

Library number
B 11157 T /85.1/ IRRD 221125
Source

Lighting Research and Technology, Vol. 8 (1976), No. 2, p. 103-106, 3 fig., 5 graph., 5 ref.

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