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Zero Series
High Performance Zero Aperture Series Iris Diaphragms provide optimum performance reliability even under the most extreme conditions. High quality materials combined with the highest fabrication guarantee their exceptional performance. Different leaf and aperture diameter options allow these irises to be successfully integrated into a variety of applications including imaging and high temperature environments. High Performance Zero Aperture Series Iris Diaphragms feature housing that is corrosion resistant with a matte finish and black anodized aluminum alloy. Known pin/tab angular deviation allows upfront, accurate assessment of movement requirements.
For specific OEM application assistance, please contact our Applications Engineering Department.
Note: Iris Diaphragm Mounts sold separately.
| Outer Diameter A | Maximum Aperture B | Minimum Aperture C | Thickness D | Level Position E | Full Angular Range of Lever F | Stock No. |
| 94mm | 60mm |
0mm |
9mm | 4.5mm | 98° | #57-592 |
| #57-599 | ||||||
| 69mm | 40mm | 6.5mm | 3.25mm | 96° | #57-591 | |
| #57-598 | ||||||
| 48mm | 30mm | 5mm | 2.5mm | 100° | #57-590 | |
| #57-597 | ||||||
| 39mm | 22mm | 5mm | 2.5mm | 99° | #57-589 | |
| #57-596 | ||||||
| 29mm | 15mm | 5mm | 2.5mm | 97° | #57-588 | |
| #57-595 | ||||||
| 25mm | 12mm | 5mm | 2.5mm | 96° | #57-587 | |
| #57-594 | ||||||
| 117mm | 75mm | 9.5mm | 4.75mm | 97° | #57-593 | |
| #57-600 | ||||||
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