human
Create a short description of a enchanting scene inside a workshop with a crystal eyepiece, gadgets, and a lever.
assistant
The rotating chair swivels easily around, showing great views of the surrounding area through vertical-slitted windows that traverse the walls. All manner of gadgets presents themselves for manipulation. A crystal eyepiece mounted on a spring arm can be raised and lowered on a whim by use of a horizontal and vertical cranks and a lever made of invar.