POROUS FILM, OPTICAL ELEMENT, OPTICAL SYSTEM, EXCHANGE LENS AND OPTICAL DEVICE
The invention relates to a porous film, an optical element, an optical system, an exchange lens, and an optical device. The porous membrane has silica particles, and has a refractive index of 1.1-1.25 and a contact angle with water of 40 DEG or more. 本发明涉及多孔质膜、光学元件、光学系统、交换透镜和光学装置。多孔质膜是具有二氧化硅颗粒的多孔质膜，...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention relates to a porous film, an optical element, an optical system, an exchange lens, and an optical device. The porous membrane has silica particles, and has a refractive index of 1.1-1.25 and a contact angle with water of 40 DEG or more.
本发明涉及多孔质膜、光学元件、光学系统、交换透镜和光学装置。多孔质膜是具有二氧化硅颗粒的多孔质膜，其折射率为1.1～1.25，对水的接触角为40°以上。 |
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