APPLICATION: Small openings of different diameters are provided in the optical system to meet the different light transmission requirements.
OPERATION METHOD: Change the diameter of the opening by the handle.
FEATURES: Metallic material, reliable performance, durable. Compact and practical design makes the diaphragm work more stable.
VARIOUS SPECIFICATIONS: We provide 5 kinds of opening for you to choose to meet different requirements.
POST-SALE QUALITY SERVICE: We take care of each customer's feelings. You can contact customer service when you have any questions.

Specification:
Item type: Iris diaphragm.

SK25:
Magnificated diameter: 1.5-25 mm.
Material: metal.
Outer diameter: 37 mm.
Internal diameter: 25 mm.
Thickness: 5.5 mm.
14 blades

SK23
Outer diameter: 37 mm.
Minimum opening diameter: Ø1.5 mm.
Maximum opening diameter: 23 mm.
Material: metal.
Thickness: 7 mm.
12 blades

SK12
Outer diameter: 19.8 mm.
Minimum opening: Ø1 mm.
Maximum opening: Ø12 mm.
Material: metal.
Thickness: 5 mm.
10 blades

SK8
Outer diameter: 14.8 mm.
Minimum opening: Ø0.8 mm.
Maximum opening: Ø8 mm.
Material: metal.
Thickness: 4.5 mm.
8 blades

SK6
Outer diameter: 13 mm.
Minimum opening: Ø0.8 mm.
Maximum opening: Ø6 mm.
Material: metal.
Thickness: 6 mm.
8 blades

Package List:
1 x diaphragm.

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