Iris diaphragm for a Rolleiflex Iris diaphragm for a Rolleiflex Iris diaphragm to clip over Rollieflex viewing lens to view depth of field at different apertures. Can be used as an extinction meter. No. 350482. Object Number: 1990-5036/554/1 type: iris diaphragm (attachment) and light meter
Iris diaphragm carton Iris diaphragm carton Original carton for an iris diaphragm. Materials: cardboard Object Number: 1990-5036/554/2 type: carton
Iris diaphragm case Iris diaphragm case Leather case for an iris diaphragm. Materials: leather Object Number: 1990-5036/554/3 type: case