Materials : aperture diaphragm The aperture diaphragm is made of aluminum alloy and stainless steel , strong and sturdy , very in performance .
1 . 5mm To 26mm : M30 to M37 Adapter The aperture has an outer diameter of 45mm and an inner diameter of 1 . 5mm to 26mm , which provides small holes with different in the optical system to meet different light requirements .
Highly Stable : Outer Diameter 45mm This diaphragm is light weight , will not add extra weight for optical systems , with high strength , and , very stable .
Simple : M30 to M37 Just use the handle to change the aperture diaphragm diameter , which is easy to operate and more directly for adjustment .
Wide Application : Manual Diaphragm This aperture diaphragm is suitable for cameras , microscopes and other machines , which can help them work better .
Description
Item Type : Aperture
Material : Aluminum alloy , stainless steel
Inner Diameter : Approx . 1 . 5 - 26mm/0 . 06 - 1in
Outer Diameter : Approx . 45mm/1 . 8in
Number of Blades : 14
Thickness : Approx . 14mm/0 . 6in
Thread : M30 to M37