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Macro tubes move the lens farther away from your film or digital sensor, transforming your lens into a macro lens. The extension tube contains no optics or mirrors ...  more

A Teleconverter is a great way to extend the focal length of your lens. This Teleconverter will extend the focal length of your lens by 2x giving more ...  more

Official Authorized Nikon USA Dealer! Read 149 User Reviews on the ...

Ships in 24hr! [est. Ship $9.49] Nikon TC-14E II 1.4x Teleconverter for D-AF-S & AF-I Lenses ONLY TC-14E II 1.4x Teleconverter for D-AF-S & AF-I Lenses ...  more

Free Shipping! Rokinon 85mm f/1.4 Aspherical Lens for Nikon 85mm f/1.4 Aspherical Lens for Nikon, Telephoto Portrait Lens, Designed For Full-Frame Cameras, Manual ...  more

This 2x teleconverter attaches to any T-mount lens, and effectively doubles the focal length of that lens. for example using this teleconvertor with a 500mm F5.6 ...  more

Placed between the camera body and lens, a teleconverter contains a set of optics that will effectively increase the focal length of any lens with which it is used. ...  more

for HF and HG Series increases the telephoto power of your camcorder's built-in lens,fits Canon camcorders with 37mm lens diameter  more

The Sigma APO Teleconverter 1.4x EX DG for Nikon Digital SLR Cameras is a dedicated APO teleconverter that can be mounted between select lenses and the camera body ...  more

Extending a lenses focal length by a factor of 1.4x, Extender EF 1.4X III incorporates phenomenal optical performance with minimal chromatic aberration and is a ...  more

Product Description: Lighten Your Load - Carrying this versatile tele-converter lens allows you to increase your telephoto shooting capability without carrying ...  more

Carl Zeis lens for Sony Alpha 35mm equivalent focal length: 36-105mm,large maximum aperture for better low-light photography,compatible with Sony digital SLR cameras  more

Sony SAL14TC Extend the range of compatible Sony Alpha telephoto lenses with the SAL14TC. Easily cover more distance and capture more subjects without the burden of ...  more

The 2x teleconverter (also known as a tele-extender) will multiply the focal length of the existing lens by 2x and will cut back the amount of light by 2 f/stops. ...  more

Free Shipping! Tamron 2x SP AF Pro Autofocus Teleconverter for Nikon AF-I, AF-D & AF-S 2x SP AF Pro Autofocus Teleconverter for Nikon AF-I, AF-D & AF-S, For ...  more

Free Shipping! Vivitar Series 1 Teleconverter For Nikon Series 1 Teleconverter For Nikon, 4 Elements, For Nikon, Doubles Focal Length of Existing Lens  more

[Pre Order - allow extra time] Aquatica Zoom Gear for Tokina 10-17mm Lens w/ Kenko 1.4x Teleconverter Zoom Gear for Tokina 10-17mm Lens w/ Kenko 1.4x Teleconverter, ...  more

Ships in 24hr! [est. Ship $9.32] Aquatica Macro Port Extension for Nikon 105mm Lens w/ 2X Teleconverter (2:1 magnification) in Aquatica Housings Macro Port ...  more

[Pre Order - allow extra time] Zunow TCX-15 Tele-Converter TCX-15 Tele-Converter, 1.5x, 72mm Rear Thread Mount, 62mm Adapter Ring, No Exposure Compensation Needed, ...  more