Elevate your photography experience with the Vintage Vivitar Automatic Tele Converter MC 2X-1, a must-have for any avid photographer. This Japanese-manufactured teleconverter multiplies your lens's focal length by 2.0x, allowing for crisper, clearer images of distant subjects. It's designed to fit universally with a 45 mm front lens diameter, ensuring compatibility with a variety of lenses.The unit, in very good condition, comes complete with its original case, ensuring safe storage and transport. Its M42 lens fitting makes it a versatile choice for both professional and amateur photographers alike, looking to enhance their photographic capabilities with a touch of vintage flair.