All 4 are in perfect condition, never used, new old stock (NOS). Original protective caps included. These vintage CCTV zoom lenses are signed Avenir and were Made in Japan. Specifications: 6-15 mm F1.4, 1/3" CS mount. Each one measures 2 5/8 inches long and has a 1 1/4 inches diameter. CCTV lenses are use on surveillance cameras and scientific equipment.