2013

 Foot-candle (symbol: fc) is the American unit of illuminance. Lm/ft^2
Enter f to specify the perceived power in a luminous flux value.
If you enter i, you can specify the intensity of the light based on an
illuminance value.
The illuminance value can be specified in either lux or foot-candles. Enter d
to specify a distance to use to calculate illuminance.
Color Specify the color of the light based on a color name or a Kelvin
temperature. Enter ? to display a list of color names.
Enter a text string using wild card characters to display a partial listing of color
names, or an asterisk (*) to display all the possible choices.
If you enter k, you can specify the color of the light based on a Kelvin
temperature value.
Exit Exits the command.
Web
Specifies the intensity for a light at points on a spherical grid.
File Specifies which web file to use to define the properties of the web. Web
files have the file extension .ies.
X Specifies the X rotation for the web.
Y Specifies the Y rotation for the web.
Z Specifies the Z rotation for the web.
Shadow
Makes the light cast shadows.
Off Turns off the display and calculation of shadows for the light. Use this
option to increase performance.
Sharp Displays shadows with sharp edges. Use this option to increase
performance.
Soft Mapped Displays realistic shadows with soft edges.
Map Size Specifies the amount of memory to use to calculate the shadow
map.
Softness Specifies the softness to use to calculate the shadow map.
Soft Sampled Displays realistic shadows with softer shadows (penumbra)
based on extended light sources.
1166 | Chapter 2 Commands