Product picture - Beseler 39mm x 11.5mm Mount Lens Adapter for 3 Lens Turret for 4x5 and 8x10 Series Enlargers Beseler, 39mm, x, 11.5mm, Mount, Lens, Adapter, 3, Lens, Turret, 4x5, 8x10, Series, Enlargers Click the image to close this page