How Can I Fix The Lens

Hint 1 of 9:

First, head over to the central lens-tower.

Hint 2 of 9:

It's located at <55N 125W>

Hint 3 of 9:

You'll find that the lens is broken.

Hint 4 of 9:

Know anyone good at fixing glass?

Hint 5 of 9:

Or crystal?