Diaphragm (optics) photographic lens is called an iris diaphragm. In the early years of photography, a lens could be fitted with one of a set of interchangeable diaphragms , often as brass strips known as Waterhouse stops or Waterhouse diaphragms. The iris diaphragm in most modern still and video cameras is adjusted by movable blades, simulating the iris of the eye. The diaphragm has two to twenty blades (with most lenses today featuring between five and ten blades), depending on price and quality of the device in which it is used. Straight blades result in polygon shape of the diaphragm opening, while
She Has a Name rape scene as an actor. The premiere of "She Has a Name" was produced by Burnt Thicket Theatre in partnership with Raise Their Voice. The office of Joy Smith, MP for Kildonan—St. Paul, released a statement advertising the premiere of "She Has a Name". The premiere took place at the EPCOR Centre for the Performing Arts in Calgary in February 2011. Performances were scheduled to run on the centre's Motel stage between February 23 and March 5. Tickets quickly sold out. Four days after the premiere, Burnt Thicket Theatre moved the play to the Scott Block Theatre in Red Deer,