Teleconverters & Lens Mount Adapters Vivitar

The Tamron 1.4x Teleconverter is designed exclusively for use with: • Tamron SP 150-600mm f/5-6.3 Di VC USD G2 Telephoto Lens • Tamron SP 70-200mm f/2.8 Di VC USD G2 Lens • Tamron 100-400mm f/4.5-6.3 Di VC USD Telephoto Lens • Tamron 70-210mm f/4 Di VC USD Lens This accessory makes it easy to expand the versatility of these lenses and increases the focal length by a factor of 1.4x. Increases maximum focal length Although the maximum focal length is increased, the minimum object distance remains nearly the same, so the magnification ratio during close focusing is enhanced. This tele converter is carefully designed and constructed to preserve the original superior