Product Info; (generated by Google Gemeni) This is a high-performance teleconverter designed to double the focal length of your Canon FD mount lenses. The 2x-B model is specifically optimized for lenses 300mm and shorter (standard to mid-telephoto). It allows you to easily enjoy telephoto photography while minimizing image degradation. Please note that the exposure will decrease by 2 stops. Total Condition; Near MINT Serial Number; 41413 Appearance; Appearance is beautiful. tiny scuffs from normal use. It shows signs of use. *Please check photos. Optics; -Lens: Beautiful condition. There is no fog. There is no fungus. There is no balsam separation. There are no scratches. There are a few tiny dusts. No problem in the shooting. Functional; It works properly. Bundled Items; Front lens cap, Rear lens cap. All you can see on the picture will be included in a set of a package. Above condition is based on our own opinion. Please check the photo carefully. Please feel free to contact us for any questions! Shipping; We send our product by DHL with the tracking number. Shipping is available from Monday to Friday. Weekends are not available because office is closed. About US; We have a proven track record of selling over 1,000 cameras on online platforms. We offer high-quality Japanese products at reasonable prices. Should any issues arise, we will address them with sincerity. Please rest assured. We look forward to your bid.