This is a class representing a Light element in a model-exporting process. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 18.0.0.0 (18.2.0.0) 
  Since:  2014 
Syntax
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Remarks
 See also:  [!:Autodesk::Revit::DB::IExportContext::OnLight]  . 
 Inheritance Hierarchy
  System Object  
Autodesk.Revit.DB RenderNode
Autodesk.Revit.DB ContentNode
Autodesk.Revit.DB LightNode
 
 Autodesk.Revit.DB RenderNode
Autodesk.Revit.DB ContentNode
Autodesk.Revit.DB LightNode