You are bidding on a wonderful, vintage and highly collectible, Germany made. Enna München Lithagon 3.5 35mm M42 screw mount - VINTAGE - Lens in excellent physic conditions, aperture and focusing very smooth, minor signs of wear, clearly visible on actual photos of the item on sale, unfortunately in its first element it show some spots, please take close looks on images 11 & 12. Thanks. Note: Last 2 images  was shooter with adapter in Nikon digital camera. Thanks