Become a master of versatility and innovation with the Vizelex Nd Throttle Lens Mount Adapter. Specifically designed for Canon Eos Ef/Ef-s D/Slr lenses and Hasselblad X-System mirrorless cameras, this high-quality adapter breathes new life into your vintage lenses, saving you the cost of investing in new ones. With Fotodiox, a leader in the world of lens adapters, you can mix and match camera and lens platforms or rejuvenate your vintage glass. Our adapters offer hundreds of ways to mount lenses onto your Dslr or Slr camera, providing a sturdy, durable build for lasting quality. The Vizelex Nd Throttle Lens Mount Adapter features a built-in variable Nd 1 to 8 stops filter, offering you unparalleled control over exposure and depth of field. The quick twist of the dial on the adapter allows you to adjust the amount of light entering the lens, making it an ideal tool for video shooting in bright daylight or transitioning from bright to dim locations.