Focuser

Pronunciation: /ˈfɑkəsɚ/

Focuser (noun)

  1. A device or control that helps a camera or phone make objects look sharp by adjusting focus.
  2. A part in an optical system that moves a lens or element to bring an image into focus.
  3. A person or thing that directs attention toward one topic or goal and away from distractions.

Examples

  • The focuser helps adjust the camera focus quickly.
  • A focuser makes the image sharp by changing focus.