ND Filters for Canon, Sony, & Nikon Mount Adapters (MC-11, FTZ, etc.)

Aurora Aperture’s neutral density filters for mount adapters like the Sigma MC-11/MC-21, Canon RF adapter, & Nikon FTZ. Plus a review of their variable NDs. 👍Thanks for watching! Please like, comment, & subscribe.👍 🛒 Aurora Variable ND Mark II: Aurora Apertures Website: Variable Graduated ND Filter: ============================= Relevant Videos: ============================= Previous Variable ND Comparison: ==