Astronomical Engines, Big Complicated Machines

Making the 200 Inch Mirror for the Hale Telescope

Inspecting the 200 inch mirror blank

Greetings, everyone.

Today I’m going to talk about the making of the 200 inch mirror for the Hale telescope. I was originally going to talk about the telescope as a whole, but that would require an article that’s far too long for the bulk of our readers to deal with. There is a lot of history associated with the Hale telescope, in its creation and construction, and in the myriad discoveries that have been made using it. On top of that, I’ve been fascinated by the instrument for decades, and I know enough about the thing to bore a zombie into a stupor.  What I’ve decided  to do, is to write two or three articles about the telescope, with lots of references so that those of you who want to know more about the Hale telescope can do so, while the casual reader won’t be driven off by the extent of my voluminous verbosity. That’s the plan, anyway. Continue reading Making the 200 Inch Mirror for the Hale Telescope