viewpoint

Viewpoint {
  eventIn      SFBool     set_bind
  exposedField SFFloat    fieldOfView    0.785398
  exposedField SFBool     jump           TRUE
  exposedField SFRotation orientation    0 0 1  0
  exposedField SFVec3f    position       0 0 10
  field        SFString   description    ""
  eventOut     SFTime     bindTime
  eventOut     SFBool     isBound
}

• A bindable node
• Could use a script to bind them based on time
• Animate viewpoints (guided tour) by making local to a transform node
• Telephoto effect achieved using a narrow fieldOfView
• jump indicates a browser should jump to viewpoint, not interpolate position to it

Example