【★Rare German-Made★ Carl Zeiss F-Distagon 16mm F2.8 T*】 This ultra-wide 16mm lens boasts impressive descriptive power and three-dimensionality. It's a particularly rare "F-Distagon (fisheye)" lens from Carl Zeiss, an AEG (West German-made) model. ◆ Condition: ・Appearance: Some minor scuffs and signs of use, but no noticeable dents or dings. ・Operation: Helicoid and aperture blades are confirmed to operate smoothly. ・Mount: CONTAX/Yashica (C/Y) mount The lens interior is relatively clean, with no noticeable mold, fogging, or prominent dust particles visible to the naked eye. ◆ Features: ・Overwhelming perspective and depth unique to ultra-wide lenses. ・T* coating provides excellent clarity and strong resistance to backlighting. ・Ideal for architecture, snapshots, astrophotography, and more! ◆ Accessories: ・Front and rear caps (※Hood is not originally designed to be included) This F-Distagon with this serial number range (late 580,000s) is rarely seen in the Japanese market. This is a very rare model even among Carl Zeiss lenses, and the number available in the used market is dwindling. ★We will carefully package and ship the item. Please understand that this is a used item before purchasing. Also, due to the prevention of product substitution, returns and claims are not accepted. If you are considering a purchase, please ask any questions or request additional images to thoroughly examine the product.