Carefully crafted adapter:Adopting aluminum alloy + copper material oxidation treatment, imported lathe high-precision CNC processing, durable, stable and sturdy.The bayonet is carefully machined for a stable installation that won't wobble.
Optimized adapter inner wall treatment:Anti-blocking treatment of the internal structure - The inner wall aperture and extinction measures have been specially optimized to ensure that the internal structure of the adapter does not block the light path.The inner wall of the adapter ring is treated with a threaded design matte finish that is non-flaking and non-reflective.
Hig.h toughness dust ring:The unique tenacity dust ring process for the adapter ring bayonet not only prevents dust, loosening and light leakage, but also prevents friction damage to the bayonet, making the installation smoother and tighter.
for Nikon D G lens, can manually adjust the aperture.for Nikon E lens can not adjust the aperture, using the adapter after the default aperture shooting.