OPTICAL DEVICE, OPTICAL MODULE, ELECTRONIC APPARATUS, OPTICAL HOUSING, AND METHOD OF MANUFACTURING OPTICAL HOUSING
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United States of America Patent
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Issued Date -
Mar 5, 2015
app pub date -
Sep 3, 2014
filing date -
Sep 5, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical filter device includes a wavelength tunable interference filter, a lid having a second opening, a base that forms a receiving space together with the lid, a second glass member that covers the second opening and is bonded to the lid through low melting point glass, and a metal layer provided on the lid. The metal layer is provided outside a line that is separated from the outer peripheral edge of the second glass member by a predetermined distance toward a side away from the second opening and is disposed along the outer peripheral edge of the second glass member in plan view when the lid is viewed from a normal direction with respect to the opening surface of the second opening.
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