The molded product of the present invention is used for an optical component selected from an fθ lens, an imaging lens, and a light guide plate and contains a polymer having an alicyclic structure in a portion or all of repeating structural units. Moreover, when the molded product is dipped in cyclohexane at a concentration of 1 g/mL at 23°C for 6 hours under stirring, a number of insoluble fine particles contained in the cyclohexane and having a particle size of equal to or larger than 1 µm and equal to or smaller than 2 µm that is measured by a liquid-borne particle counter is equal to or less than 200 particles /ml.
本发明的模塑产品可用于光学元件,这些光学元件选自 fθ 透镜、成像透镜和导光板,并含有一种在部分或全部重复结构单元中具有脂环结构的聚合物。此外,当在 23℃、搅拌下将模制产品浸入浓度为 1 克/毫升的
环己烷中 6 小时时,
环己烷中含有的、粒径等于或大于 1 微米且等于或小于 2 微米的不溶性微粒的数量等于或小于 200 个/毫升。