| 摘要 |
In order to provide an optical element which prevents fogging of a surface and has antireflection characteristic and morphological stability, an optical element of the present invention includes: a substrate; and a first water absorption layer containing a water-absorbing polymer and inorganic particles, a high refractive layer, and a second water absorption layer which are formed on a substrate in this order, in which the water absorption layer is made of a material containing a mixture of a water-absorbing polymer and an inorganic substance.
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