Invention Grant
US09448111B2 Spectral detection device for detecting spectral components of received light 有权
用于检测接收光的光谱分量的光谱检测装置

Spectral detection device for detecting spectral components of 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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