Patent · US Active

Optical element and imaging apparatus

US7701644B2 · kind B2 · utility

0Cited by

6References

5Claims

0Family size

Assignee

SONY GROUP CORPORATION · JP

Inventors

Tadahiro Ohishi · Gifu, JP
Keita Tanaka · Ebeye, US
Masaki Ando · Gotenba, JP
Kazuhiro Tanaka · Tokyo, JP

Key dates

Filing date	Jan 28, 2009
Grant date	Apr 20, 2010
Priority date	—
Expiry date	Jan 28, 2029

Classification

Technology area (CPC G)Physics
CPC primaryG02B26/005
WIPO fieldOptics
WIPO sectorInstruments

Abstract

An optical element is disclosed. The optical element may include a container having a holding chamber, a polar or conductive first liquid filled in the holding chamber, a second liquid filled in the holding chamber and not mixing with the first liquid, first and second electrodes for applying an electric field to the first liquid, and voltage application means for applying voltage between the first electrode and the second electrode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.