| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical element excellent in moldability, processability, flexibility, lightweight properties, thin film properties and handleability. SOLUTION: The optical element comprises an aggregate of a film, sheet or fiber containing a polylactic acid type resin. The optical element can be widely used in various fields because it is excellent in moldability, processability, flexibility, lightweight properties, thin film properties and handleability.
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