Shout out to Olympus for what looks like the worst digital camera ever made

(ok it's for medical/scientific uses and you mount it to things so it's not a point-and-shoot you carry around, but misunderstanding is fun)

The business end is the bottom, btw.
You attach a lens on there:

Here's a very blurry picture of the control panel you can attach to it:

But yeah, you hook it up to a microscope or something, like so

and a picture of it used with a telescope