Thank you for viewing. Available for immediate purchase. [Product Name] Nikon NIKKOR-S Auto 50mm f1.4 Non-Ai Mount is F-mount. [Condition] Appearance: This product has been disassembled and serviced by us. Service Details: Lens cleaning and ring grease-up. Internal Lens: Almost no dust due to disassembly and servicing. Please check the lens color in the photos. The focus ring and aperture ring move smoothly. [Remarks] This product is an early model. The "PAT.PEND" in the second photo is proof of this. [Included Items] Front and rear lens caps *Everything in the first photo is included. [Important Notes] This lens is a "Non-Ai" type. Please be sure to check the specifications of the camera body you are attaching it to. While it has been serviced for practical use, please purchase only if you understand that it is a precision instrument from over half a century ago. [Requests to Prevent Problems] ・This product is a precision instrument, and the serial number is recorded and managed. In order to prevent substitution, returns and exchanges after purchase are generally not accepted. ・Due to the nature of old lenses, it is difficult to describe all the fine details of the condition. Please purchase only if you are satisfied with the photos and description. ・In the unlikely event of damage during shipping or an obvious malfunction not described in the description, please contact us before evaluating the item.