A Teleconverter is a great way to extend the focal length of your lens. This converter will extend the focal length of your lens by 1.4x giving more magnification.

Nikon TC-17E II is the first teleconverter to offer 1.7x performance. Designed exclusively for use with AF-S and AF-I lenses, the AF-S Teleconverter TC-17E II completes the Nikon lineup of 1.4x, 1.7x, and 2.0x compact teleconverters.With dimensions of just 66 x 31.5mm (2.6 x 1.2 in.) and a weight of only 250g (8.8oz.)(approx.), the AF-S Teleconverter TC-17E II allows focal length to be extended by a factor of 1.7 times while retaining a sense of overall comfort in the hand. Many such teleconverters can also have a detrimental effect on the speed of the lens, however the AF-S Teleconverter TC-17E II makes available f-stops only 1.5 stops slower.The AF-S Teleconverter TC-17E II also has the ability to communicate with the signals from most lenses. Furthermore, it supports the convenient Nikon Vibration Reduction (VR) function, has a design that is consistent with the current TC-14EII and TC-20EII, and Eco-Glass is also used.This product is designed for AF-I & AF-S Lenses only.

When you need more telephoto in a smaller package, the EC14 1.4x Teleconverter is an ideal choice. With only 1 stop of light loss the 1.4x converter still provides a fast super telephoto for sports and nature photography. Turn your Zuiko Digital 300mm f2.8 into a 420mm f4.0 (35mm equivalent 840mm f4.0). The EC14 is compatible with the Zuiko Digital 14-54mm f2.8/3.5, 50-200mm f2.8/3.5, 300mm f2.8, and 50mm f2.0 (f2.8 and up) lenses and is fully multi-coated to retain the high lens performance you expect. An inexpensive solution for professional-level results.

This product is a dedicated APO teleconverter that can be mounted between select lenses and the camera body to increase the focal length by the power of 1.4. It is compatible with the lens autofocus function, depending on the open-aperture F value of the lens being used, and it works with the AE (Automatic Exposure) function, dispensing with complicated exposure calculations. It also offers maximum photography magnification by 1.4x, without any variation in the minimum focusing distance. Compact and lightweight, this teleconverter converts your lenses into longer focal-length lenses, so you don't have to do a lot of unnecessary footwork.

Canon Close-Up Lens 500D is a double-element accessory that attaches to front of lens. It changes closest focusing distance from infinity to 500mm (approx. 19.7" from front of lens).

The multi layer lens coating and lens design reduce flare and ghost, which is a common problem with digital cameras and also creates an optimum color balance through the entire zoom range.

The Nikon name is equated with extraordinary photographic performance, innovation, precision and optical quality. Nikon manufactures an extensive range of accessories that are meticulously designed to enhance the performance of Nikon products. Nikon's accessories are manufactured to the highest standard and provide great reliability and compatibility.Using the WC-E68 wide-angle converter, the focal length can be reduced to no less than 19 mm (35 mm equivalent).

This optional accessory is designed to work strictly with the EF 50mm f/2.5 Compact Macro lens. Unlike typical life-size adapters, the Life Size Converter EF actually has optics that is optimized for high magnification when combined with the 50mm macro lens. Magnifications from 0.26x (approx. 1/4 life-size) to 1.0x (true life size) are possible, at increased working distances.

This dedicated APO teleconverter can be mounted between select lenses and the camera body to increase the focal length by the power of 2. It is compatible with the lens autofocus function, depending on the open-aperture F value of the lens being used, and they work with the AE (Automatic Exposure) function, dispensing with complicated exposure calculations. It also offers maximum photography magnification by 2x, without any variation in the minimum focusing distance. Compact and lightweight, this teleconverter converts your lens into longer focal-length lens, so you don't have to do a lot of unnecessary footwork.Using the 2x APO Tele Converter EX decreases the effective aperture by two F-stops.

Extend the range of your primary lens with the SAL-20TC. Get more coverage distance and capture more subjects without the burden of extra equipment.Using this compact tele-converter lens, you can extend the photographic range of your primary lens by 2X - allowing you to cover more distance and capture more subjects without the burden of extra equipment. Designed to support Sony G-Series 70-200mm f/2.8 G Telephoto Zoom and Sony G Series 300mm f/2.8 G Telephoto lenses as well as the unique Sony 135mm f/2.8 STF (Smooth Transition Focus) lens.