- At the command prompt, enter lightingunits and set the value to 1 (American units) or 2 (International SI units) for photometric lighting.
- At the command prompt, enter properties to activate the Properties palette.
- Enter spotlight at the command prompt.
- In the drawing, select the light. The properties for the spotlight are displayed in the Properties palette.
- Under the General panel, change the lighting Type from spotlight to web.
- Under the Photometric Web panel, select the blank text box.
- Click the browse button and then select an IES file.
The light has been changed to have a web distribution with the web settings from the IES file.