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...equipment supports CHP (Constant Height Projection) / CHD (Constant Height Display). For a better description see this tutorial http://www.highdefdigest.com/n

...be refereed to as Cinema Widescreen, Cinema Display, Cinema 21:9, or 21.9 Display in marketing material. ...2351_Constant_Height_Projection/2798 HD Advisor Tutorial – 2.35:1 Constant Height Projection</ref><ref>http://www.projectorcentral.com/235_home_theater.htm 2