Invention Application
WO2011045722A3 A TUNABLE SPECTRAL DETECTION DEVICE FOR DETECTING SPECTRAL COMPONENTS RECEIVED LIGHT 审中-公开
用于检测光谱元件接收光的可调光谱检测装置

A TUNABLE SPECTRAL DETECTION DEVICE FOR DETECTING SPECTRAL COMPONENTS RECEIVED LIGHT
Abstract:
The present invention relates to a spectral detection device (100) for detecting spectral components of received light, wherein the spectral detection device (100) comprises a filtering structure (110) arranged to filter the received light and output light with a wavelength within a predetermined wavelength range; and a light sensor (120) arranged to detect the light output by the filtering structure (110), wherein the filtering structure (110) is variable to allow a variation of the predetermined wavelength range over time. The arrangement enables a compact spectral detection device that may be provided at a low cost.
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