CBS Dichroic Glass. Dynamic, alluring and almost magical, dichroic glass will add a new dimension to your next visual art project Dichroic glass energizes, compels and captivates - it is an amazing material that adds color and intrigue to art glass. Dichroic creates a dazzling rainbow of colors that changes right before your eyes: just view it at different angles, backgrounds and lighting. Measures 4 inch x 4 inch COE 96.