FEATURES: Metal material, performance, .Compact and practical design make the diaphragm works more stable.
METHOD: Change the diameter of the aperture by the handle.
Exquisite workmanship: Our Microscope Adjustable Aperture products are made with professional and fine processes, with meticulous appearance and practical performance.
APPLICATION: Small apertures of different diameters are provided in the optical system to meet different light requirements.
VARIOUS SPECIFICATIONS: We provides 5 kinds of aperture for you to choose from to meet different requirements.