Its telescope mirror is made of silicon carbide to save weight.
I've got a little antenna on the roof; it looks more like a telescope mirror than a radio mast.
The ground and the rocks reflected the killing heat back at them; it seemed almost as though they were at the focus of a telescope mirror.
When all four telescopes are working together, their combined light-gathering ability will equal that of a single telescope mirror 16 meters (52.5 feet) in diameter.
The members took turns working on the grinding of the telescope mirror.
'No, this is a substrate for an astronomical telescope mirror.'
You know, I got the idea for bendable glass while I was trying to figure out a way to make a huge telescope mirror.
We weren't working together, and there is no way that telescope mirror would have burned you.
She glowed with the gleam of a telescope mirror, polished to the ultimate.
They include a melted telescope mirror and a piece of melted optical glass (flint).