Auto Mamiya Secor 1:2 f=50mm - RARE & Collectable M42 Screw & DIGITAL fit Lens
Auto Mamiya Secor 1:2 f=50mm. Ultra Rare, Legendary Optics by Mamiya Japan. Easily Adaptable to other SLR or DSLR via appropriate Adapters. Focusing is smooth, aperture is working correctly, oil-free blades!