The sixth monolithic mirror for the GMT has been cast and is now cooling TechSpot

Even though the casting of the sixth massive mirror for the Giant Magellan Telescope (GMT) commenced about a week ago, it will still be another two months before it cools to room temperature. After that, it will take two years to polish and another two years to apply the finishing...





from TechSpot https://ift.tt/38BFvUi