Our iris diaphragms are made with stainless steel leaves rather than oxide coated spring steel. They are uncoated, work under higher temperatures than our sprung steel range and are less vulnerable to rust. Our stainless steel iris diaphragms have larger minimum apertures than our standard range.
NEW SIZES
NEW STANDARD RANGE OF OXIDE COATED SPRUNG STEEL
NEW STAINLESS STEEL LEAVES (UNCOATED)
NEW REDUCED COST