Product Name: COSMICAR/PENTAX TV ZOOM LENS Model Number: C6Z1218 Focal Length: 12.5mm-75mm Aperture: 1:1.8 Manufacturer: ASAHI PRECISION CO., LTD. OPTICAL INSTRUMENTS DIVISION Country of Manufacture: Made in Japan This item has never been used since purchase, but it is old, so its operation has not been confirmed. Please understand this before purchasing.