GMT mirror casting at UA

GMT2: The Steward Observatory Mirror Lab casting oven is being prepared in this view from above for final electrical, mechanical, and computer control systems testing before the oven heaters are turned on and rotation begins. Members of the Lab technical stff are conducting electrical checks on the control systems on the exterior of the closed oven.

August 24, 2013 4:07 pm  • 

Latest Hansen Video

More videos

Greg Hansen's Video Notebook

Arizona Daily Star sports editor Ryan Finley and sports columnist Greg Hansen discuss University of Arizona…


Follow the Arizona Daily Star


Video

Featured businesses

View more...

Deals, offers & events

View more...

Event Calendar

Today's events | Add an event

Most viewed: