### Description

!!! note
    The original source code for this example is [here](https://gitlab.kitware.com/vtk/vtk/blob/73465690278158b9e89661cd6aed26bead781378/Examples/Rendering/Cxx/SpecularSpheres.cxx).

!!! info
    See [Figure 3-10](../../../VTKBook/03Chapter3/#Figure%203-10) in [Chapter 3](../../../VTKBook/03Chapter3) the [VTK Textbook](../../../VTKBook/01Chapter1).  

!!! info
    Similar examples setting the ambient and diffuse properties are:
    See [AmbientSpheres.cxx](../AmbientSpheres), [AmbientSpheres.py](../../../Python/Rendering/AmbientSpheres), [AmbientSpheres.java](../../../Java/Rendering/AmbientSpheres) and [DiffuseSpheres.cxx](../DiffuseSpheres), [DiffuseSpheres.py](../../../Python/Rendering/DiffuseSpheres).
