Optical Navigation Tool Uses Telescope and Mirrors

This page is the CodyCross answer for the clue below from Renaissance, Group 1383, Puzzle 5 (Nautical Compass).

Question

Optical Navigation Tool Uses Telescope and Mirrors

Answer

SEXTANT

Word Meaning:

SEXTANT — (nautical) A navigational device for deriving angular distances between objects so as to determine latitude and longitude.

Definitions from Wiktionary.

Optical navigation tool uses telescope and mirrors Renaissance Answers