This is probably the question that each of us have asked ourselves while watching a 3D movie in movie theatres. Theatres typically, use RealD 3D specs. Well, these are passive models that’ll absolutely work with your home 3D system. However, it must also support passive 3D technology. While active 3D technology is the most common type, the glasses used in theatres will work even if you have a passive system. It’s that simple! However, it’s best to invest in the right kind of technology.