Diaphragm (optics) the lens. The centre of the diaphragm's aperture coincides with the optical axis of the lens system. Most modern cameras use a type of adjustable diaphragm known as an iris diaphragm, and often referred to simply as an iris. See the articles on aperture and f-number for the photographic effect and system of quantification of varying the opening in the diaphragm. A natural optical system that has a diaphragm and an aperture is the human eye. The iris is the diaphragm, and the opening in the iris of the eye (the pupil) is the aperture. An analogous dev in a
The Crooked Eye The Crooked Eye The Crooked Eye is a 20-minute drama film short adapted, directed and edited by D. C. Douglas. It is based on the short story of the same name by Betty Malicoat. In 2009 the film won for "Best Animated Short" at the Red Rock Film Festival in Utah. "The Crooked Eye" follows a quiet woman through her daily drudgery while persistent memories of a recently unraveled marriage dreamily connect the guilty moments that made her world so unreal and unreliable. Linda Hunt ... Sharon's Narrator <br>Fay Masterson ... Sharon <br> Katherine Boecher ... Rosemary <br> D. C.