Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 8, 2019
Patent Application Number
15031780
Date Filed
October 31, 2014
Patent Citations Received
Patent Primary Examiner
Patent abstract
A spectral sensor 1A includes a Fabry-Perot interference filter 10 which has a light transmission region 11; a light detector 3 which detects light having transmitted the light transmission region 11; spacers 4A and 4B which support the Fabry-Perot interference filter 10 in a surrounding region of the light transmission region 11; and a die bond resin 5 which adheres the Fabry-Perot interference filter 10 and the spacers 4A and 4B to each other. The die bond resin 5 has one opening A2 communicating with an inner side of the surrounding region and an outer side of the surrounding region, when viewed from a light transmission direction in the light transmission region 11.
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