| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical retardation film having superior adhesive property, low gas permeability, superior dimensional stability and little retardation unevenness, and an optical retardation plate. SOLUTION: The optical retardation film and the optical retardation plate comprise a film composed of a thermoplastic saturated norbornene resin and have 100 to 1,500 nm for residual phase difference. |
