You can  see and operate  Relity Mesh Attachment in desired view by using  Level Display  functions

Steps

•  Before attaching attachment  create a new level and make sure that is active level. (You can use one of existing levels if needed)
•  Attach reality mesh
•  Activate any other level
•  Turn display off the level wich contains reality mesh attacment, from Level Display  with the settings View Display  while using the view that you dont want to see attachment