[PRECISION ENGINEERED MICROSCOPE APERTURE] Crafted with meticulous attention to detail, this microscope aperture features a robust M42 thread diameter and 14 blades ensuring smooth operation and long lasting durability. Ideal for professional microscopy and photography applications.
[VERSATILE ADJUSTABLE DIAPHRAGM] The inner diameter of this diaphragm can be precisely adjusted from 1.5mm to 26mm with an outer diameter of 45mm making it for various lighting conditions in optical systems. Its flexibility allows for optimal light control in any setting.
[PREMIUM METAL CONSTRUCTION] Built from high grade aluminum alloy and stainless steel this diaphragm guarantees reliable performance and exceptional durability. The sturdy materials ensure it can withstand frequent use without wear and tear.
[USER FRIENDLY OPERATION] Designed for ease of use the handle allows for quick and effortless adjustments to the diaphragm diameter. Whether you are a beginner or an expert you will find this feature incredibly convenient for your workflow.
[COMPACT AND EFFICIENT DESIGN] Despite its powerful capabilities this diaphragm boasts a compact and lightweight design making it easy to integrate into any optical setup. Its practical size ensures it doesn't take up much space while delivering outstanding performance.

Spec:
Item Type: Microscope Aperture
Material: Aluminum alloy, stainless steel
Inner Hole Diameter: Approx. 1.5-26mm / 0.06-1.02in
Outer Diameter: Approx. 55mm / 2.17in
Thickness: Approx. 17.5mm / 0.69in
Number of Blade: 14 pieces
Thread Diameter: M42 to M42

Package List：
1 x Microscope Aperture
Note：