Spectrometer performance calibration device for frequency domain OCT system

The utility model discloses a spectrograph performance calibration device for a frequency domain OCT (optical coherence tomography) system. The spectrograph performance calibration device comprises two groups of calibration light path components, a light source driving board and an optical fiber coupler, the two groups of calibration light path assemblies are connected to the optical fiber coupler; the optical fiber coupler is connected to the light source driving plate; the calibration light path assembly comprises a six-dimensional adjusting frame, a mounting lens cone, a pyramid, an optical flat, a two-dimensional adjusting frame, a collimating lens and a collimating adjusting frame; the pyramid is mounted in the mounting lens cone; the mounting lens cone is connected to the six-dimensional adjusting frame; the optical flat is mounted on the two-dimensional adjusting frame; the collimating lens is mounted on the collimating adjusting frame; an optical fiber connecting part is arranged on the collimation ad