50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens PK Mount Replacement for Pentax K1/ K-1 Mark II Full Frame Cameras

High-quality camera prime lens, PK mount, replacement for Pentax full frame camera., F1.7 large aperture provides you with better background blurring and smooth bokeh, fits close-up and portrait photography., 50mm focal length enables you to take more natural and more real photos, ideal for daily photography of portrait, food and landscape., Adopts multi-layer coating technology, which can increase light transmission and sharpness, as well as reduce internal reflection like flaring/ghosting., 6 elements 5 groups lens construction, metal body, durable and anti-oxidation.