There are quite a few Leica R adapters on the market and R glass is pretty high-quality so I am not surprised that it covers the GFX sensor pretty well. If you cant find a Leica Wide Angle 28mm f/2.8 PC Super Angulon R the Schneider PC Super-Angulon 28mm f/2.8 should work since the Leica … Continue reading Fujifilm GFX Perspective Correction Solution Using The Leica 28mm f/2.8 PC Super Angulon R