Samenvatting
A description is presented of the measuring equipment, developed by the authors, which consist of a luminance meter equipped with interchangeable mirror apertures and an aiming device.
A description is presented of the measuring equipment, developed by the authors, which consist of a luminance meter equipped with interchangeable mirror apertures and an aiming device.
Public Lighting, Vol. 34 (1969), No. 145 (June), p. 64-66.
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