Fiber Raman laser development for multiple sodium laser guide star adaptive optics

Author(s):  
Wolfgang K. P. Hackenberg ◽  
Domenico Bonaccini ◽  
Daniela Werner
2010 ◽  
Vol 511 ◽  
pp. A31 ◽  
Author(s):  
N. Moussaoui ◽  
B. R. Clemesha ◽  
R. Holzlöhner ◽  
D. M. Simonich ◽  
D. Bonaccini Calia ◽  
...  

2014 ◽  
Vol 3 (3) ◽  
Author(s):  
Domenico Bonaccini Calia ◽  
Wolfgang Hackenberg ◽  
Ronald Holzlöhner ◽  
Steffan Lewis ◽  
Thomas Pfrommer

AbstractGround-based optical telescopes, in particular large ones, require adaptive optics to overcome the atmospheric seeing limit due to turbulence. Correcting the distorted wavefront necessitates bright stars in the field of view. The sky coverage can be greatly increased by using artificial sodium laser guide stars in addition to natural guide stars. We describe the underlying physics and technical considerations relevant to such systems before discussing the design of the four-laser guide star facility (4LGSF) which is currently under development for the ESO Very Large Telescope (VLT) on Cerro Paranal, Chile. The focus is upon the justification of the requirements and their technical solution.


2006 ◽  
Author(s):  
D. Bonaccini Calia ◽  
W. Hackenberg ◽  
S. Chernikov ◽  
Y. Feng ◽  
L. Taylor

2014 ◽  
Author(s):  
Celine D'Orgeville ◽  
Francis Bennet ◽  
Mark Blundell ◽  
Rod Brister ◽  
Amy Chan ◽  
...  

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