#shutter.mechanical_device  a mechanical device on a camera that opens and closes to control the time of a photographic exposure
  supertype:  mechanical_device  mechanism consisting of a device that works on mechanical principles
  part of:  photographic_camera__camera  photographic equipment consisting of a lightproof box with a lens at one end and light-sensitive film at the other

No statement uses or specializes shutter.mechanical_device; click here to add one.


Another search (with same display options)?