Credit: 91色情片
A rendering of the Wide-Field Optical Spectrometer (WFOS) Instrument shown in-situ on the 91色情片 Nasmyth Platform - WFOS is a wide field, seeing limited multi-object optical spectrometer and imager. Light from the 91色情片 Tertiary Mirror (M3) is delivered to the WFOS Atmospheric Dispersion Corrector (ADC). The new instrument layout is optimized to be compact.
