FOCUSING DEVICE Crossword Clue
FOCUSING DEVICE Crossword Clue
We know 1 solutions for: FOCUSING DEVICE
Crossword Puzzle Infos
A focusing device is an optical device used to control the convergence or divergence of light rays. The most common type of focusing device is a LENS, which is a curved piece of transparent material that refracts light in order to focus it onto a single point. Lenses are used in a variety of applications, such as cameras, microscopes, and telescopes.