Contents Optical Part Design » Optical SurfacePrint page Optical Surface The Optical Surface feature allows you to generate rectangular, circular or faceted reflectors. This section contains the following topics:Optical Surface OverviewThe Optical Surface feature allows you to generate faceted reflectors. Creating an Optical SurfaceThis page shows how to create an optical surface from a parabolic or freeform support.Managing Groups and ElementsThis page shows how to create and manage groups. When designing an optical surface, you can create different groups of elements to apply specific parameters to these groups. Managing Elements from an Excel FileThe following procedure shows how to create and use and Excel file that allows you to drive the parameters of each facet of the Optical Surface individually.Understanding the Excel FileThe following page helps you understand the use of an Excel file in the definition of an Optical Surface.Optical Surface ParametersThis section provides more information about the parameters to set when creating an optical surface. Display PropertiesThe Display Properties allow to customize the information displayed in the feature viewer. Interactive PreviewThe interactive preview allows you to dynamically visualize different construction elements in the 3D view to help you modify and design the Optical Part Design feature as needed. « Creating a Parabolic SurfaceOptical Surface Overview »