POROUS FILM, OPTICAL ELEMENT, OPTICAL SYSTEM, INTERCHANGEABLE LENS, OPTICAL DEVICE, AND MANUFACTURING METHOD OF POROUS FILM

A porous film is a porous film having a silica particle, wherein a refractive index is 1.1 to 1.25, and a contact angle with respect to water is equal to or more than 40°.

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Bibliographische Detailangaben
Hauptverfasser: SUZUKI, Ryoko, OSAKA, Masahiro, YONEYAMA, Kenji
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A porous film is a porous film having a silica particle, wherein a refractive index is 1.1 to 1.25, and a contact angle with respect to water is equal to or more than 40°.