equipment for taking photographs (usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other) | ammunition consisting of a cylindrical casing containing an explosive charge and a bullet; fired from a rifle or handgun |
television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam | an electro-acoustic transducer that is the part of the arm of a record player that holds the needle and that is removable |
| a module designed to be inserted into a larger piece of equipment |
| a light-tight supply chamber holding the film and supplying it for exposure as required |