Optical instrument (9)

I believe the answer is:

telescope

(Other definitions for telescope that I've seen before include "contract" , "optical equipment" , "Astronomer's instrument" , "Instrument for viewing from afar" , "Optical instrument for distant viewing" .)

I've seen this clue in The Telegraph and The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.