SMC PENTAX M 50mm F1.4 Manual Focus Film Camera Lens @3825 The lens appears very clear. The focus ring is smooth, and the aperture blades move. *Regarding precision instruments and lens optical products* * We do not have specialized knowledge, so please purchase after confirming the images. * We carefully check the optical system and cameras, but we cannot confirm everything perfectly, so please make your judgment based on the images. * We do not use strong light to check the optical system. We describe what can be confirmed with normal light and visual inspection. * We have not tested the lens with a real camera body. * We do not check for obvious overexposure, so please understand. * We perform maintenance and cleaning, but we do not guarantee perfection. *This isあくまでも based on the subjective opinion of our maintenance staff, so please use it as a reference. There are individual differences in the condition of scratches and dirt, so we cannot accept returns based on the condition. Please consider the product images. We will consider a discount for multiple purchases, so please feel free to comment.