Portable spectrograph based on smart phone

The invention discloses a portable spectrograph based on a smart phone. The portable spectrograph comprises a shell 1, a mobile phone fixing part 2, a spectral imaging module 3, a cuvette groove 4 and a light source 5, the mobile phone fixing part 2 is detachably connected with the shell 1; the light source 5, the cuvette groove 4 and the spectral imaging module 3 are sequentially arranged in the shell 1 from top to bottom; the spectral imaging module 3, the cuvette groove 4 and the light source 5 are arranged on the same central axis. The spectrometer provided by the invention is flexible and convenient, and can realize an automatic wavelength calibration function, rapid display of a wavelength full spectrum and rapid switching of fixed-point wavelengths. 本发明公开了一种基于智能手机的便携式光谱仪,包括壳体1、手机固定部件2、光谱成像模块3、比色皿槽4、光源5；所述手机固定部件2与所述壳体1可拆卸连接；所述光源5、所述比色皿槽4和所述光谱成像模块3从上到下依次设置在所述壳体1内部；所述光谱成像模块3、所述比色皿槽4和所述光源5设置在同一中心轴上。本发明的光谱仪灵活、便捷，可实现波长自动校准功能和波长全谱的快速显示和定点波长的快速切换。