Vivitar 3X-1 Automatic Tele Converter for Pentax Screw Mount Cameras (Pre-Owned)
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Vivitar 3X-1 Automatic Tele Converter for Pentax Screw Mount Cameras (Pre-Owned)
Condition: Good condition, no scratches, dents or wear that will affect use.
The Vivitar 3X-1 Automatic Tele Converter is a vintage optical teleconverter designed for Pentax screw mount (M42) cameras and lenses. By multiplying a lens’s focal length by 3x, this accessory allows photographers to dramatically increase telephoto reach without purchasing a dedicated long-focus lens. Built during the golden era of third-party Japanese optics, Vivitar teleconverters remain popular among vintage camera enthusiasts and experimental photographers.
Function: Triples the effective focal length of compatible M42 lenses for increased telephoto magnification.
Specifications: Manual focus pass-through, Metal body with optical glass elements, M42 lenses and cameras,Automatic diaphragm coupling