A short history of Adaptive Optics with a Laser Guide Star for Astronomy

The dream ..., 1994

The first test on Calar Alto, July 1996

The LGS seen from the 1.23 m telescope, September 1996

The LGS seen from the 3.5m telescope, September 1996

Hip hip hurray Getting there ... (November/December 1997) 

ALFA takes major step towards Laser Guide Star based high angular resolution astronomy (June 1999)