Adjustable Aperture 1.5-26mm Iris M30 to M37 Camera Lens Modules Adapter Rings Replacement for PVS-14 PSV14

The adjustable aperture is 1.5 mm to 26 mm and the dynamic adjustment ranges are large. A single original can be used in multiple scenes, and eliminates the load of needing multiple aperture sets due to unsuitable apertures, making it more comfortable to use Outer housing of the microscope opening is made of metal material, structure stable and durable, the inner structure protects from damage and significantly improves the service life The maximum aperture of the iris diaphragm can reach 26 mm and the light transmission stronger, making observed object dark clearer and brighter without the need to receive external light sources. Compared to using a small hole through the opening of the operating comfort considerably improved The aperture of this microscope can be changed via the one that is easy to use, compact and easy to carry and is a very practical laboratory accessory Compact and practical design ensures that the membrane is more stable