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    • 5. 发明授权
    • Plastic lens
    • 塑料镜片
    • US06780965B2
    • 2004-08-24
    • US10070273
    • 2002-03-06
    • Masatoshi AndoToshiyuki MiyakeYoshihiko Imanaka
    • Masatoshi AndoToshiyuki MiyakeYoshihiko Imanaka
    • C08F600
    • C08G64/1608C08G64/06G02B1/041C08L69/00
    • A plastic lens, an optical molded article, a film or a sheet formed of a copolycarbonate resin comprising a structural unit (I) of the following general formula (I), and a structural unit (II) of the following formula (II), the structural unit (I) having a molar amount percentage of 15 to 85% on the basis of the total amount of the structural units (I) and (II). According to the present invention, there are provided a plastic lens, an optical molded article, and the like, which are excellent in physical properties such as transparency, thermal stability and impact resistance and are excellent in optical properties such as a balance between a refractive index and an Abbe's number and a photoelasticity constant.
    • 由包含下列通式(I)的结构单元(I)和下式(II)的结构单元(II)的共聚碳酸酯树脂形成的塑料透镜,光学模塑制品,薄膜或薄片, 结构单元(I)的结构单元(I)和(II)的总量基于摩尔量的百分比为15〜85%。根据本发明,提供一种塑料透镜,光学 模塑制品等,其透明性,热稳定性和耐冲击性等物理性能优异,并且折射率和阿贝数之间的平衡以及光弹性常数等光学性能优异。