It's all published and anyone can make their own too. Using off the shelf products.
Having a colossal budget to blow isn't always the answer to everything in fact it's sometimes more of a hindrance which is clear to anyone ever involved with government procurement and how it works.
https://en.wikipedia.org/wiki/Dragonfly_Telephoto_Array
https://www.dragonflytelescope.org/
It's all published and anyone can make their own too. Using off the shelf products.
Having a colossal budget to blow isn't always the answer to everything in fact it's sometimes more of a hindrance which is clear to anyone ever involved with government procurement and how it works.