Temperable Dichroic Glass (Color Effect Glass) Dichroic Glass also called color effect glass is a kind of glass that the colors change based on different angles of ovserver and angle of the sun. Thias effect appears because of a layer of thin metal coating which can change colors depends on different viewing angles and sunshine conditions. The coating has good hardness and scratch resistance. This glass is more durable than traditional glass. It is easy care and to clean.