A second generation solar adaptive optics(AO) system is built and installed at the 1-m New Vacuum Solar Telescope(NVST) of the Fuxian Solar Observatory(FSO) in 2015. The AO high-order correction system consists of a 1...A second generation solar adaptive optics(AO) system is built and installed at the 1-m New Vacuum Solar Telescope(NVST) of the Fuxian Solar Observatory(FSO) in 2015. The AO high-order correction system consists of a 151-element deformable mirror(DM), a correlating Shack–Hartmann(SH) wavefront sensor(WFS)with a 3500 Hz frame rate, and a real-time controller. The system saw first light on Mar. 16, 2015. The simultaneous high-resolution photosphere and chromosphere images with AO are obtained. The on-sky observational results show that the contrast and resolution of the images are apparently improved after the wavefront correction by AO.展开更多
基金supported by the National Natural Science Foundation of China(Grant No.11178004)
文摘A second generation solar adaptive optics(AO) system is built and installed at the 1-m New Vacuum Solar Telescope(NVST) of the Fuxian Solar Observatory(FSO) in 2015. The AO high-order correction system consists of a 151-element deformable mirror(DM), a correlating Shack–Hartmann(SH) wavefront sensor(WFS)with a 3500 Hz frame rate, and a real-time controller. The system saw first light on Mar. 16, 2015. The simultaneous high-resolution photosphere and chromosphere images with AO are obtained. The on-sky observational results show that the contrast and resolution of the images are apparently improved after the wavefront correction by AO.
