That of course has to do with the loss of two stops of brightness. Good, bright telephoto lenses are pretty much the most expensive lenses that you can buy for your camera. Tento telekonvertor je ideální pro zpravodajskou a sportovní fotografii a fotografování přírody. Additionally, please see the lens and/or camera body manual for full compatibility information with the Extender EF 2X III. The huge focal length increase of course comes with some penalties, including a modest financial cost, some size and weight addition and more impacting, a decrease in image quality and maximum aperture. Used Canon Extender EF 2x III Teleconverter E+ SKU: US1351085 MFR: 4410B002. The most improvement was seen at the fastest f-stop and in corners. If you place the Extender EF 2x III behind a top lens such as the Canon EF 400 mm f/2.8 L IS III USM, you will see that the loss of image quality is minimal. 200mm f/8. The loss with the Canon Extender EF 2x III is minimal. Canon EOS 6D + EF 100-400mm f/4.6-5.6 L IS II USM lens + EF 2x III Extender I was keen for greater focal lengths for lunar photography and found the EF 1.4x III Extended to be just shy of what I wanted so I eventually moved towards a decision to buy the newer EF 2x III Extender and was expecting poor results based on online comments. Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. It therefore does not fit on a number of telephoto zooms and shorter telephoto lenses. Unless money really doesn’t play a role, you don’t just buy a pair of them. This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. The Extender is fairly large so it adds a good amount of length to the Canon EF 70-200mm L 2.8 IS lens. In many shots, we think it will contribute to the image rather than harm it. Just like its little brother, the Canon Extender EF 1.4x III, the front element of the Extender protrudes. Extender EF 2x III. Sample Image; Marketed: December 2010: Original Price ... 72.0x 52.7: Weight (g) 325: Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. Note: All images taken on a tripod with no filters. With a 400 mm, it’s a bit easier. Images from the 2X Extender III TC in both center and corners were generally higher in terms of contrast on both the 500 f4L IS and 300mm f2.8L IS. They can’t be. Another advantage of Extenders is that you can put a 600 mm or 800 mm on your camera without having to have it in your bag. Compatible with most telephoto and zoom lenses within Canon's flagship professional L-series, the Canon Extender EF 2x III is a great kit addition. Without the Extender, you have approximately 0.35 stops of vignetting with the 400 mm at f/5.6. If we look at the vignetting, it’s higher with the Extender than without the Extender. The Canon Extender EF lenses are a group of teleconverter lenses made by Canon.These lenses are used between any compatible EF type lens and any of the Canon EOS line of cameras. The Canon EF 2x III Extender mounts between your Canon EOS Digital SLR and a compatible lens (primarily Canon L Series lenses), extending the focal length of the lens by a very noticeable 2x. Canon Extender EF 1.4x II. Denne extender er ideel til presse-, sports- og naturfotografering, idet den forlænger fokuslængden for Canons tele- eller telezoomobjektiver i L-serien til det dobbelte – med højere nøjagtighed i autofokus og forbedret kommunikation mellem kamera og objektiv. This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. Can we help you choose your next lens?Our lens selector will take you through our range of lenses and help you find the perfect match for you and your EOS camera. However the center of the image with the 300mm X2 at f8 was similar with both TCs. Zvětšuje 2× ohniskovou vzdálenost teleobjektivů se zoomem a teleobjektivů Canon řady L, zvyšuje přesnost automatického zaostřování a zlepšuje komunikaci mezi fotoaparátem a objektivem. That’s because the Extender enlarges the image, so that you only photograph the center. Both the build quality and the optics must meet the highest requirements, otherwise they will do more harm than good. By continuing to use this website, you consent to the use of cookies in accordance with our Cookie Policy. the Canon EF 2x III is just shy of $500 USD, that even if it did fit (which it won't) on the 24-105/4 would give you effectively 48-210 f/8 that will only AF with a few higher end bodies. Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. Canon 5D Mark III, Canon EF 400mm f/5.6 L, f/5.6 (wide open) at 1/320 handheld at ISO 100, no lens profile used, Athentech Perfectly Clear v2.) This site receives support when the B&H and other … But the Extender EF 2x III is not meant for that either. Especially in low light, you really have to take that slower autofocus into account. The extender's design ensures there is no loss of lens performance or image … But I wonder if the 280mm you get with a 70-200 + 1.4x will be long enough for your needs. If you place the Extender EF 2x III on a cheap telephoto zoom lens with the usual problems with chromatic aberration, those lens errors will be doubled when you use the Extender. Then of course you have to combine the Extender EF 2x III with the best long telephotos and telephoto zoom lenses from Canon. A Canon EF 70-200 mm f/2.8 L IS III USM thus becomes a 140-400 mm f/5.6. The images can be downloaded in full resolution to be viewed at 100%. The Canon Extender EF 2x III is also quite small and light. Incidentally, that vignetting of less than half a stop at full aperture with an 800 mm f/5.6 is not something we would be concerned about. The most improvement was seen at the fastest f-stop and in corners. Palm, 21 December 2014. Fortunately, this includes all the bright telephoto lenses from Canon, and the latest-generation 70-200 mm f/2.8 L IS USM does well with the Extender EF 2x III. In a few extreme cases, the camera indicated that the focus was good, while the shot really wasn’t. Canon 2x EF Extender II vs. III . That is mainly due to the lens used. It features a built-in microcomputer for seamless communication among camera body, lens and extender, features careful lens placement and coatings to minimize ghosting, flare and chromatic aberration, and even has a new Fluorine coating that keeps soiling, smears, fingerprints to a minimum. Canon Extender EF 2x II . To ensure the best possible image quality in all shooting conditions, it combines redesigned optics, improved data communication between lens and camera and enhanced environmental protection. Just the 70-200 @ 200mm and the Canon Extender Mark III. Idealne rozwiązanie do fotografii prasowej, sportowej i przyrodniczej – ten konwerter dwukrotnie wydłuża ogniskową teleobiektywów i teleobiektywów zmiennoogniskowych z serii L firmy Canon, ma większą precyzję ustawienia AF i poprawioną komunikację między aparatem i obiektywem. That is how you get the best out of both your lens and the Extender EF 2x III. Full resolution. Additionally, please see the lens and/or camera body manual for full compatibility information with the Extender EF 2X III. A teleconverter, or extender as Canon calls them, is an ideal way to extend the focal point of telephoto lenses. This also means you can't fully retract the lens when carrying the camera around, if you have an extender in between the camera and the lens. Extender EF 2x III. Something you will notice when working with the Extender EF 2x III is that the autofocus becomes less fast. Range for free have hardly any lens errors lenses are pretty much the most improvement was seen at the f-stop... One that is how you get an impressive 800 mm f/5.6 combine Extenders with lenses that themselves have hardly lens... The build quality of the image rather than harm it the shot wasn... Mm f/5.6 L. Ideal for nature photography, for example and f/11 is very. Point, but with that you also lose two stops of vignetting with the Extender EF 2x III in,! 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