¥The DSOS consistently improves the aperture efficiency of the
10.4-meter Leighton Telescope in the 350 micron wavelength
range
¥New detections of weak and/or distant objects with SHARCII and 850 GHz
Receiver have been obtained with the help of the DSOS
¥It is a unique active optics system for a unique telescope
¥The DSOS has been in operation since Feb. 2003