Zhongnan ZHANG, Dong LIN, Xiaoming ZHU, Yutao WANG, Jijun FENG, Jinping HE. Dual-channel Synchronous Calibration VIPA Spectrometer with Optical Waveguide Input[J]. Acta Photonica Sinica, 2024, 53(4): 0430001

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- Acta Photonica Sinica
- Vol. 53, Issue 4, 0430001 (2024)

Fig. 1. Structural design and simulation results of optical waveguide

Fig. 2. Experimental setup of double-channel VIPA spectrometer

Fig. 3. Dual-channel spectral data of the LFC

Fig. 4. Spectral resolution of dual channels of the spectrometer

Fig. 5. Synchronous shift of odd and even modes of the LFC

Fig. 6. Dual-channel calibration shifts of VIPA spectrometer under short-term vibration tests

Fig. 7. Long-term calibration shifts of the VIPA spectrometer

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