The LightRig object is a specialized Null object that represents a hierarchy composed of a Camera and its X3DObject interest object. Each is parented under the same root object i.e. the LightRig.

Add2DChain	Add3DChain	AddAnnotation	AddCamera
AddCameraRig	AddChild	AddControl	AddCustomOp
AddCustomProperty	AddFxTree	AddGeometry	AddICEAttribute
AddLattice	AddLight	AddLightRig	AddMaterial
AddModel	AddNull	AddNurbsCurve	AddNurbsCurveList
AddNurbsCurveList2	AddNurbsSurface	AddNurbsSurfaceMesh	AddNurbsSurfaceMesh2
AddPolygonMesh	AddPrimitive	AddProperty	AddScriptedOp
AddScriptedOpFromFile	AnimatedParameters2	ApplyEnvelope	BelongsTo
EvaluateAt	FindChild	FindChild2	FindChildren
FindChildren2	GetActivePrimitive2	GetActivePrimitive3	GetBoundingBox
GetICEAttributeFromName	GetLocalPropertyFromName	GetLocalPropertyFromName2	GetModels2
GetPropertyFromName	GetPropertyFromName2	GetStaticKinematicState	HasStaticKinematicState
IsA	IsAnimated2	IsClassOf	IsEqualTo
IsKindOf	IsLocked	IsNodeAnimated	IsSelected
LockOwners	NodeAnimatedParameters	RemoveChild	RemoveFromParent
RemoveICEAttribute	SetAsSelected	SetCapabilityFlag	SetLock
SetMaterial	ShapeAnimatedClusters	TaggedParameters	UnSetLock

ActivePrimitive	Application	BranchFlag	Capabilities
Categories	Children	Envelopes	EvaluationID
Families	FullName	Help	HierarchicalEvaluationID
ICEAttributes	Kinematics	Light	LocalProperties
LocalRotation	LocalScaling	LocalTranslation	LockLevel
LockMasters	LockType	Material	Materials
Model	Models	Name	NestedObjects
ObjectID	Origin	OriginPath	Owners
PPGLayout	Parameters	Parent	Parent3DObject
Primitives	Properties	Selected	Type

VBScript Example

'VBScript example
dim spotRig
set spotRig = ActiveProject.ActiveScene.Root.AddLightRig("Spot")
Application.LogMessage "Spot rig: " & TypeName(spotRig)

X3DObject.AddLightRig