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
Flower A. Newhouse 9, 1994) was born with eye infections and had her eyes removed surgically at the age of five and went to live in a school for the blind. She married Albert William Carson (June 13, 1893 - Jan. 6, 1975) on Dec. 22, 1933 in Los Angeles, California. According to her mother, as a child Flower first began to reveal the abilities of clairvoyance, which were prevalent throughout her life. From childhood Flower revealed that her life purpose was to live and teach the way of Christian discipleship and esoteric Christian mysticism through an ever deepening experience of God and