camera, photographic camera - equipment for taking photographs (usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other)

iris diaphragm, iris - diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening

mechanical device - mechanism consisting of a device that works on mechanical principles

tissue layer, membrane - a pliable sheet of tissue that covers or lines or connects organs or cells of animals

muscle system, muscular structure, musculature - the muscular system of an organism

torso, trunk, body - the body excluding the head and neck and limbs; "they moved their arms and legs and bodies"

anatomy, general anatomy - the branch of morphology that deals with the structure of animals

birth control device, contraceptive, contraceptive device, prophylactic device, preventative, preventive - an agent or device intended to prevent conception

disk, disc - a flat circular plate

electro-acoustic transducer - a transducer that converts electrical to acoustic energy or vice versa