Interior Lighting for Designers

PHOTOMETRICS

Figure 10.5Illuminance on a horizontal surface—
source at an angle.

Figure 10.6Illuminance on a horizontal surface—

target located to one side of a source at nadir.

Figure 10.7Illuminance on a vertical surface—source
at an angle.

Figure 10.8Illuminance on a vertical surface—target

located to one side of a source at nadir.