Thursday, September 4, 2014

GPI Commissioning observing run #4



The next GPI engineering and commissioning run starts this coming week. GPI goes on the telescope on Monday the 8th!

EPSIG members Schuyler Wolff and Alex Greenbaum will be there in Chile, along with many other members of the GPI team. 

Wednesday, August 27, 2014

HICAT deformable mirror first light

In early August, Lucie Leboulleux got our Boston kilo-DM working. Here's the first interferogram taken of the DM with a test pattern, as seen by our 4D Accufiz.  

This engineering-grade device is the first of the new generation of circular-format kilo-DMs to be shipped out from BMC. We'll get 

Kudos also to Chris Long for helping with machining the mounts, and Mamadou and Marie for software and debugging. 


Interferogram showing our highly advanced test pattern.


Boston DM in custom mount

DM set up in front of the interferometer