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Tamron SP AF2X Pro Teleconverter for Nikon D Lenses

Calumet # TR3617
Mfg. Part # AF20PN-700
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Product Specifications
Magnification
  • 2X
Optical Construction
  • 4 groups/7 elements
Coating
  • multi coating
Exposure Magnification
  • Approx. 4 times (equivalent to two diaphragms)
Depth of Field
  • 1/2 of prime lens
Barrel Length
  • 1.7" (43.5mm)
Weight
  • 6.5 oz. (184g)
Maximum Barrel Diameter
  • 2.7" (68.5mm)
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