Other uses are in imaging systems such as monoculars, binoculars, telescopes, microscopes, cameras and projectors. This is the mechanism used by telescopes, binoculars and light microscopes. This applies to monoculars, binoculars and telescopes. Cygni is a binary star visible in large binoculars or a small amateur telescope. A magnification of 10x is generally considered the practical limit for observation with handheld binoculars. Omnioculars, besides having the magnification capabilities of binoculars, have many other useful features. Even the Zeiss binoculars found on board were carefully tested. A camera, binoculars, and gun would transform into deformed robots. Binoculars and sunglasses are commonly employed. The entrance to the parking garage is between the lenses of the binoculars. In 1897 Moritz Hensoldt began marketing roof prism binoculars. Goggle spends most of the film spying on the Carter family with his binoculars. These aircraft were also equipped with LANTIRN and binoculars. His 105 recruits were equipped with various items including revolvers, binoculars and sometimes light carbine. It may come from the French word "binocle" meaning "eyeglasses" or "binoculars".