Nikon TC-17E is a teleobietivoconverter compatible only with some lenses such as, for example, the 105mm Micro VR and the 70-200 VR2. Compatibility is also with AF-S AND AF-I LENSES. Telebietivoconverter also works with all those lenses of lenses that present sufficient space behind the passage of the Nikon TC-17e lenses group. Among the optical features of the Nikon TC-17E teleobietivoconverter teleobietivoconverter there is a minimum focus distance equal to that of which the lens mounted on the camera is equipped. The maximum reproduction ratio is approximately 1.7 times compared to that of the lens mounted. The teleobietivoconverter also features seven elements divided into four groups, has an extension from the lens inner, i.e. the diameter for the length equal to 66 x 31.5mm and a weight of about 250 grams. The Nikon TC-17E teleobietivoconverter teleobietivoconverter is equipped with some accessories supplied such as the BF-3A front lens cap, a copying LF-1 rear and a soft case for the CL-0715 lens. The Nikon TC-17E manages to guarantee the user a focal increase of 1.7x combined with a reduction in brightness of 1.5 f/stop. The Nikon TC-17E teleobietivoconverter can be inserted between the camera and the lens and allows you to increase the minimum and maximum focal length of the lens that is mounted. The optical quality and the focus speed of the lens and the camera remains unchanged thanks to the quality of the materials used and the intrinsic electronics of the product. Ideal for: thanks to the quality of the Nikon TC-17E teleobietivoconverter teleobietivoconverter, the product is ideal for different types of photographs: sports, naturalistic and landscapes performed by professional photographers and for those who approach naturalistic photography.