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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Tamron 2X AF Teleconverter for Canon EOS
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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Tamron 2X AF Teleconverter for Nikon AF-D
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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus MC4 DG Teleconverter for Canon EOS
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Optical Zoom: 2X - Focal Length: 300mm
The 2X tele-converter (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. For example, using a 2X tele-converter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Tele-converters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus MC4 DG Teleconverter for Pentax AF
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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus MC4 Teleconverter for Nikon AF-D
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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. This DG teleconverter has upgraded Gate-Array IC circuitry to work better with digital SLR's and some of the digital SLR lenses. This means that the converter's unique circuitry maintains signal ...Details on Kenko 2X Teleplus MC7 DG Teleconverter for Nikon AF-D
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Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus MC4 DG Teleconverter for Minolta/Sony AF
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$124.95
$89.95Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus MC4 DG Teleconverter for Nikon AF-D
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Optical Zoom: 2X - Focal Length: 300mm
This Tele Converter will multiply the focal length of the existing lens by 2x, and will cut back the amount of light by 2 f/stops. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Note: Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. Please click here for a compatibility chart of all compatible lenses. Note: The DG denotes added coating that ...Details on Sigma 2X EX DG APO Teleconverter for Minolta/Sony AF
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Optical Zoom: 44X
Large 44 x 33mm CCD Sensor, 28 Megapixels, 16-Bit Color, 12-Stop Dynamic Range, Large ISO Range (50-800), 3.5"" LCD Touch Screen, 80mm f/2.8 Digital Lens, Compatible with All Mamiya 645 Optics, Leaf Capture SoftwareDetails on Mamiya DL28 Digital SLR Kit
In Stock
Optical Zoom: 2X - Focal Length: 300mm
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. For example, using a 2X teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Teleconverters are not recommended for lenses wider than 50mm, e.g. 28-105mm. However, full AF operation is only possible with lenses with open aperture of f/2.8 or brighter. Please be aware that AF ...Details on Kenko 2X Teleplus PRO 300 DG Teleconverter for Minolta/Sony AF
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Optical Zoom: 48X
Large 48 x 36mm CCD Sensor, 33 Megapixels, 16-Bit Color, 12-Stop Dynamic Range, Large ISO Range (50-800), 3.5"" LCD Touch Screen, 80mm f/2.8 Digital Lens, Compatible with All Mamiya 645 Optics, Leaf Capture SoftwareDetails on Mamiya DL33 Digital SLR Kit
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Optical Zoom: 2X - Focal Length: 300mm - Lens Aperture: 32f-stops
This Tele Converter will multiply the focal length of the existing lens by 2x, and will cut back the amount of light by 2 f/stops. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Note: Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. Please click here for a compatibility chart of all compatible lenses. Note: The DG denotes added coating that ...In Stock





Optical Zoom: 2X - Focal Length: 300mm - Lens Aperture: 32f-stops
This Tele Converter will multiply the focal length of the existing lens by 2x, and will cut back the amount of light by 2 f/stops. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Note: Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. Please click here for a compatibility chart of all compatible lenses. Note: The DG denotes added coating that ...In Stock
Optical Zoom: 2X - Focal Length: 500mm - Focal Length: 300mm - Lens Aperture: 32f-stops
This Tele Converter will multiply the focal length of the existing lens by 2x, and will cut back the amount of light by 2 f/stops. For example, using a 2x teleconverter with a 300 mm lens will effectively increase the focal length to 600 mm. A lens set to f/2.8 will now be f/5.6. Note: Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. Please click here for a compatibility chart of all compatible lenses. Note: The DG denotes added coating that ...In Stock
Details on Ultra-Wide Zoom AT-X 165 PRO DX Lens for Nikon (16-50mm, F/2.8)
Focal Length: 60mm - Lens Aperture: 2f-stops
With ELMO you can present images of virtually anything, to anyone, anywhere, at any time.Details on Elmo T204D Lens
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$530.00
$304.99





Focal Length: 150mm - Focal Length: 300mm - Lens Aperture: 2f-stops
Olympus 150mm f/2.0 EP Lens Olympus 150 mm f/2.0 EP Lens The 150mm f/2.0 Zuiko Digital Lens (focal length equivalent to 300mm on a 35mm film camera), is unprecedented in combining a first aperture of f2.0 with exceptionally compact size, low weight, and telephoto power. It offers, thanks to the use of Super ED and ED lens elements, exceptionally sharp imaging with an absolute minimum of chromatic aberration. It also has superb defocusing characteristics that make it possible for photographers to precisely ...Details on Olympus Zuiko Digital ED150mm F2.0 Lens for Olympus E-System SLR Cameras
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Focal Length: 35mm
Specifically designed for digital SLR cameras equipped with APS-C size image sensors, the Sigma 10mm f/2.8 EX DC HSM Fisheye Lens is a lens that captures a full-frame 167 view in all directions (when mounted on Canon SLR camera). The diagonal field of view of this fisheye lens produces striking images with exaggerated perspective and distortion. The minimum focusing distance of 5.3inch (13.5 cm) and maximum magnification 1:3.3 allows subjects to be as close as 0.7inch (1.8 cm) from the lens' front element ...Details on Sigma 10mm f/2.8 EX DC HSM Fisheye Lens for Canon Digital Cameras
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