Autodesk 256B1-05A761-1301 - AutoCAD Revit Structure Suite 2010 User Manual page 1223

NOTE If the light source does not display in the Family Editor, the light source is not turned on. To
turn it on, click Family Properties panel
OK.
3 Click Modify Light Source tab
As an alternative, you can right-click the light source, and click Element Properties. In the
Instance Properties dialog, for Light Source Definition, click Edit.
The Light Source Definition dialog displays.
4 For Emit from Shape, select the shape of the light to emit from the light source: Point, Line,
Rectangle, or Circle.
5 For Light distribution, select the pattern of light distribution for the light source: Spherical,
HemiSpherical, Spot, or Photometric Web.
TIP If you plan to specify an IES file to define the photometric shape of the light source, select
Photometric Web. See Specifying an IES File for a Light Source
Category and Parameters, select Light Source, and click
Lighting panel Light Source Definition.
Creating and Modifying Lighting Fixtures | 1181
on page 1178.