Back Sluiter (fotografie) Afrikaans مصراع (تصوير) Arabic Фатаграфічны затвор Byelorussian Затвор (фотография) Bulgarian Obturador Catalan Závěrka (fotoaparát) Czech Lukker Danish Verschluss (Kamera) German Κλείστρο φωτογραφικής μηχανής Greek Shutter (photography) English
In photography, a shutter is the part of a camera that opens for a controlled period of time to let light in during taking a picture.
A shutter can also be used to allow pulses of light to pass outwards, as in a movie projector or signal lamp.