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| SM1D12SZ - SM1-Threaded Zero Aperture Iris, Ø12 mm Max Aperture |
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| Product Summary: |
Features- Continuously Variable
- Zero Minimum Aperture
- Ø12 mm Maximum Aperture
- SM1 Threaded
The dual leaf design of the SM1D12SZ allows the iris to be continuously varied from the maximum aperture diameter of 12 mm to completely closed (zero aperture). This iris also has internal SM1 threading on one side and external SM1 threading on the other, which makes the iris easy to integrate into an SM1 Lens Tube System. The iris leaves are made from black spring steel and the lever-actuated diaphragm is designed to provide smooth operation for several thousand cycles. An engraved arrow indicates the position the lever must be in to close the iris. Specifications- Compatible Lens Tube: Ø1" (SM1)
- Minimum Aperture: Zero
- Maximum Aperture: Ø12 mm (Ø0.47")
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