Patent Number: 7,787,190

Title: Optical element and imaging device

Abstract: An optical element includes a first liquid; a second liquid that is immiscible with the first liquid and that has polarity or electrical conductivity; a first substrate portion; a second substrate portion; a sidewall portion; a second electrode disposed on one of the second substrate portion and the sidewall portion; and an accommodating portion constituted by the first substrate portion, the second substrate portion, and the sidewall portion and sealing the first liquid and the second liquid therein. The optical element further includes a first film disposed on the first substrate portion side of the accommodating portion and having high affinity with the first liquid, a second film disposed on the second substrate portion side of the accommodating portion and having high affinity with the second liquid, and a third film disposed at the center of the second film and having high affinity with the first liquid.

Inventors: Mitsuda; Yukihiro (Gifu, JP), Sano; Yukihiro (Gifu, JP), Kaifu; Keita (Tokyo, JP), Tanaka; Kazuhiro (Tokyo, JP)

Assignee: Sony Corporation

International Classification: G02B 1/06 (20060101); G02B 3/12 (20060101)

Expiration Date: 8/31/12018