Abstract:This paper deals w 三 th the distribution of light incident from sky through a rectangular aperture on a wall or ceiling onto interior surfaces of a room with a shape of rectangular parallelepiped . As for sky conditions , this paper assumes CIE overcast sky and llniform sky . This paper presents a series of equations for calculating direct illuminance at an arbitrary point on an arbitrary interior surface and ltrminous flux incident directly onto an arbitrary interior sur − face . KeyWOizls:light distribution … Show more
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