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Camera Lens 2 X 2 F-stops

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  1. tamron af teleconverter
    Tamron 2X AF Teleconverter for Canon EOS

    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 ...

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  2. tamron af teleconverter
    Tamron 2X AF Teleconverter for Nikon AF-D

    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 ...

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  3. kenko mc4
    Kenko 2X Teleplus MC4 DG Teleconverter for Canon EOS

    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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  4. kenko mc4
    Kenko 2X Teleplus MC4 DG Teleconverter for Pentax AF

    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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  5. kenko mc4
    Kenko 2X Teleplus MC4 Teleconverter for Nikon AF-D

    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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  6. kenko mc-7
    Kenko 2X Teleplus MC7 DG Teleconverter for Nikon AF-D

    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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  7. 28% offkenko mc4
    Kenko 2X Teleplus MC4 DG Teleconverter for Minolta/Sony AF

    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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  8. kenko mc4
    Kenko 2X Teleplus MC4 DG Teleconverter for Nikon AF-D

    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 Nikon AF-D

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  9. qms dg apo teleconverter
    Sigma 2X EX DG APO Teleconverter for Minolta/Sony AF

    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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  10. mamiya dl28
    Mamiya DL28 Digital SLR Kit

    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 Software

    Details on Mamiya DL28 Digital SLR Kit

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  11. kenko 300 dg teleconverter
    Kenko 2X Teleplus PRO 300 DG Teleconverter for Minolta/Sony AF

    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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  12. mamiya dl33
    Mamiya DL33 Digital SLR Kit

    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 Software

    Details on Mamiya DL33 Digital SLR Kit

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  13. nikon dg apo teleconverter
    Sigma 2X EX DG APO Teleconverter for Nikon AF-D

    Star FullStar FullStar EmptyStar EmptyStar Empty

    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 ...

    Details on Sigma 2X EX DG APO Teleconverter for Nikon AF-D

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  14. canon dg apo teleconverter
    Sigma 2X EX DG APO Teleconverter for Canon EOS

    Star FullStar FullStar EmptyStar EmptyStar Empty

    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 ...

    Details on Sigma 2X EX DG APO Teleconverter for Canon EOS

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  15. 7% offpentax dg apo teleconverter
    Sigma 2X EX DG APO Teleconverter for Pentax AF

    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 ...

    Details on Sigma 2X EX DG APO Teleconverter for Pentax AF

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  16. 9% offtokina pro dx lens
    Ultra-Wide Zoom AT-X 165 PRO DX Lens for Nikon (16-50mm, F/2.8)
    The Tokina AT-X 165 PRO DX makes an excellent standard lens giving the digital photographer the equivalent of a 24-75mm lens in terms of film. From the nature enthusiast to the portrait artist to photojournalist, everyone will be able to appreciate the AT-X 165a s bright F/2.8 constant aperture. This wide aperture allows for faster shutter speeds in low-light conditions or a more shallow depth of field for more pleasing portraits. The out of focus background from a wide aperture setting concentrates attention ...

    Details on Ultra-Wide Zoom AT-X 165 PRO DX Lens for Nikon (16-50mm, F/2.8)

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  17. Additional items that match your search
  18. 42% offelmo usa t204d
    Elmo T204D Lens

    Focal Length: 60mm - Lens Aperture: 2f-stops

    With ELMO you can present images of virtually anything, to anyone, anywhere, at any time.

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  19. 16% offolympus ed150mm
    Olympus Zuiko Digital ED150mm F2.0 Lens for Olympus E-System SLR Cameras

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    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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  20. sigma f2
    Sigma APO 50-150mm F2.8 II EX DC HSM Canon Lens

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    The Sigma APO 50-150mm F2.8 II EX DC HSM Lens has a large Aperture that was designed exclusively for Digital SLR cameras, and reveals its strength in close-up photography. This large-aperture telephoto Zoom lens is designed exclusively for digital SL

    Details on Sigma APO 50-150mm F2.8 II EX DC HSM Canon Lens

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  21. 11% offhsm dc fisheye lens
    Sigma 10mm f/2.8 EX DC HSM Fisheye Lens for Canon Digital Cameras

    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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