Present Projects:

MUSE：Multi Unit Spectroscopic Explorer - A second generation integral field spectrograph for the VLT (ESO)

CARMENES：Calar Alto high-Resolution search for M dwarfs with Exo-earths with a Near-infrared Echelle Spectrograph (Calar Alto)

Past Projects:

LUCIFER：LBT NIR-Spectroscopic Utility with Camera and Integral-Field Unit for Extragalactic Research - a NIR spectrograph and imager for the Large Binocular Telescope (LBT)

LINC-NIRVANA： LBT INterferometric Camera-Near-IR / Visible Adaptive INterferometer for Astronomy (LBT)

MAPS：Multiple Atmospheric Phase screens and Stars (MPIA)

BESO (HPT-FEROS)：Bochum Echelle Spectrographic Observer (HPT)

FORS：The Visual and Near UV FOcal Reducer and Low Dispersion Spectrograph for the Very Large Telescope (VLT) of the European Southern Observatory (ESO)

LAMOST：The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (China)