Search Results for: BOSX7DGS

The 2x DGII Teleconverter (7 element) for Sony uses upgraded multi-coated optics to double the focal length of the existing lens. Using the 2x DGII teleconverter with an 85mm f/1.4 lens, for example, will double the focal length to 170mm, which effectively sets the maximum aperture at f/2.8 (cuttin...