| 摘要 |
<p>A transparent sheet having improved optical properties is disclosed. The sheet that features a deviation angle alpha<SUB>epsilon</SUB> (min) according to DIN 52305-A-AS of <=2.0 and a refracting power D<SUB>epsilon</SUB> (min) according to DIN 52305-A-AZ of <=0.05, is prepared by extruding a molding composition comprising linear (co)polycarbonate having weight average molecular weight of 25,000 to 31,000.</p> |
