The stereoscopic camera work the same way as the regular 
                    Camera
                    A camera filming 3D content
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                     except for the stereo options.
                    Go inside it's parameters to change the "merger type" to switch between "left and right" and "Anaglyph" Mode:
                    Anaglyph: 
                    
 
                    
                    
                    Left an Right:
                    
