The Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. Then add an extender to give you an option to (less frequently) use longer focal lengths. Or, would you feel more comfortable buying after having a hands-on trial period? Compare the native maximum focal length to the extended focal length to see the optical change from the selected combination. an extension tube installed between them makes the fit possible. Hi, I have just purchased a Canon EF 2X III teleconverter, it's between a Canon 70D and a Canon EF 100-400mm IS-L USM lens. Canon EF 1200mm f/5.6L USM Lens. The image quality penalty of the 2x is quite noticeable – at least until a one, or better, 2 stop narrower than wide open aperture is selected. the values to the right show Photoshop CS5 up-rezzed (resized larger) images created from the native image. But, saving money is one of the reasons to buy an extender instead of a lens with a longer native focal length. With good lenses mounted on a 1-Series body and high-contrast subjects selected for AF, I'm not finding the 2x III AF speed a problem. Used Sony FE 12-24mm f/2.8 GM Lens In Stock at B&H — Save $749.50 (25%), More. Key features include: Improved optical performance. If it is, the resulting 2x focal length is very impressive. and the lens it is being inserted into if your alignment is off when mounting the extender to a compatible lens. No EF-S lenses are compatible with any version of the Canon Extenders. List of lenses that are compatible with the EF 1.4x II and EF 2x II extenders. The mounted extender also shifts the lens weight forward slightly for a potential change of balance. but as their image quality results shown on their reviews show, they can function with extenders. IMG2 = new Image(604, 404) In this review, I do a review of the Canon Extender 2x III teleconverter. more impacting, a decrease in image quality and maximum aperture. Canon TS-E 45mm f/2.8 Tilt-Shift Lens Using extenders to save space when traveling or hiking can be a good decision. For example, a Canon EF 800mm f/5.6L IS USM Lens Where you buy your gear matters. (again, use the mouseover feature) usually improves the image quality of both the bare lens and the extended lens combination. Before you immediately conclude that this is a problem, understand that this reduction in drive speed now corresponds to the effective speed you would achieve with the same EF lens alone. - Bryan, My Recommended Canon EF 2x III Extender Retailers, More Canon EF 2x III Extender Related Information. See similar items below. Better optical quality is also expected. They do not fit any EF-S lenses. IMG1.src = 'https://media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/No-Extender.jpg' Another good reason to use an extender is to create a longer focal length lens than is available natively. The Canon Extender EF 1.4x III extends a lenses focal length by a factor of 1.4x. This is the lone, but very significant, advantage provided by extenders. The high-performance Canon Extender EF1.4X III and Extender EF2X III increase the focal length of the attached EF lens by 1.4X and 2X respectively. Consider renting. Canon TS-E 17mm f/4L Tilt-Shift Lens Use the Canon EF 2x III Extender to extend the usefulness of a sharp lens that has another more primary purpose. My extender purchase advice is similar to the advice I gave in the Canon 1.4x EF Extender III Review. Here is an example of the focal length increase provided by the 1.4x and 2x extenders. The III's new color matches Canon's latest white L lenses. Canon EF 100-400mm f/4.5-5.6L IS USM Lens IMG9.src = 'https://media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/14x-Extender-20x.jpg' IMG6 = new Image(604, 404) This Canon Extender 2x II is an ultra high performance teleconverter for use with Canon's high-performance telephoto lenses on all Canon EOS digital and 35mm cameras. Stopping the lens down one to two stops As a rule, but subject to change, the Canon lenses compatible with the Canon EF 2x III Extender include fixed focal length L lenses with focal lengths of 135mm and longer, zoom L lenses with at least 70mm of focal length on their wide end (the Canon EF 70-300mm f/4-5.6L IS USM Lens excluded). The teleconverters (TC) will multiply the focal length of any EF lens used with them by either 1.4x or 2x. "As with previous EF Extenders, usage of Series III EF Extenders lowers AF drive speed to improve AF performance. Renting is fast and easy. Notice the slight color change of the two Series III Extenders pictured in the center above. (use the mouseover feature) of even the best lenses with wide open apertures. In the Canon EOS system, this is done by deliberately reducing drive speed when an extender is detected. zoom L lenses with at least 70mm of focal length on their wide end (the Canon EF 70-300mm f/4-5.6L IS USM Lens excluded). Package - Canon - EOS 5D Mark IV DSLR Camera (Body Only) - Black and EF 70-200mm f/2.8L IS III USM Optical Telephoto Zoom Lens for DSLRs User rating, 4.9 out of 5 stars with 629 reviews. The Extender EF 2x III is compatible with most telephoto and telephoto zoom lenses within Canon’s flagship professional L-series range, extending the focal length while only reducing the effective aperture of the lens by two stop. Canon EF 400mm f/2.8L II USM Lens (non-IS) These same lenses have results from the version II extenders and provide a lens-by-lens basis for comparisons between the two extender versions. The first task I undertook upon purchasing (retail) my 2x III was to add the with-extender-III ISO 12233 resolution chart results when any 2x extender is attached: f/2.0, f/2.8, f4.0, f/5.6, f/8.0, f/11, f/16. as you can see below, there are now 7 (instead of 4) screws holding the rear lens mount to the body. The rental companies I recommend below are excellent to work with. Here is the list of these lens reviews – which is also the comprehensive-at-review-time list of currently available extender compatible Canon lenses. What's in the Box 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 EF 600mm f/4.0L IS USM Lens Anomalous dispersion glass elements are used in the Series III extenders to reduce chromatic aberration and increase resolution and contrast. If you have read the Canon 1.4x EF Extender III Review, you will find the Canon EF 2x III Extender review familiar. ôb®\ #’mtuêNÌåÕ!Ö¬c¢5ÕlN7¼¯B¤J!ÀèîC:œ{pê¦ „3r1nÖYWoi]VL‰Þ{‰B% œ>¶/Åí† q?Ú÷BÀ’Y?2+‹0Ú¤u§. It compensates, automatically, for the reduced distance lens elements in the lens’s focusing group(s) need to move to refocus on a subject, with either EF Extender in place. Buy a lens with the native focal length you need for best results. Use the ISO 12233 chart results from the lens you are interested in using the 2x with – and decide for yourself if the resulting image quality is acceptable to you. When used with a compatible lens, they will multiply the focal length of the lens by a factor of either 1.4x or 2x, at the cost of decreasing the lens' aperture by 1 or 2 stops respectively. Since many telephoto zoom lenses have pincushion distortion at their longest focal lengths, the added barrel distortion can 200 millimeters. IMG5 = new Image(604, 404) Canon EOS 5D Mark II camera body. IMG12 = new Image(600, 404) Shooting with the Canon EF 2x III Extender mounted results in reduction of autofocus speed. The front and rear elements have Canon's fluorine anti-smear coating – making them very easy to clean. Canon EF 400mm f/2.8L USM Lens (non-IS) For example, a 2x extender (also commonly referred to as a teleconverter) makes a A microcomputer integrated into the Series III Extenders promises faster autofocusing and increased AF precision SKU: 3479188 . A significant disadvantage brought by the use of a 2x extender (any of brand or model of them) is that your lens' max aperture setting Canon EF 135mm f/2.0L USM Lens Canon EF 400mm f/5.6L USM Lens Often better (when available) is to use Live View AF, which is generally supported with f/11 max aperture lens combinations. IMG8 = new Image(604, 404) When Extender EF 2X III is used, AF drive speed is reduced by 75%. Canon EF 600mm f/4L IS II USM Lens. The Extender 2x II did not have an issue with CA and neither does the III. Additionally, please see the lens and/or camera body manual for full compatibility information with the Extender EF 2X III. So, pick your lens' maximum aperture opening from the following list and understand that it will shift two values to the right Canon EF Extenders / Teleconverters The range of Canon 1.4x and 2x lens extenders. It delivers seamless communication among camera body, lens and extender, and features coatings to … My personal opinion is that the 2x III's improvements are worth the difference in price, but we all value our images and money differently. The above images (of a Christmas Cactus flower) were taken from the same tripod-mounted position (using the tripod ring) with a And, as shown in my Canon EF 2x III Extender review examples above, the Genuine Canon camera accessory with same day delivery in Hong Kong Let's take a look at the Canon EF 2x III Extender mounted on a camera body. Canon Extender EF 2x III. Canon TS-E 24mm f/3.5L II Tilt-Shift Lens IMG2.src = 'https://media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/14x-Extender.jpg' Canon EF 500mm f/4L IS II USM Lens and //End comment tag.-->, Bringing you this site is my full-time job (typically 60-80 hours per week). The latest versions are the Extender EF 1.4x Mark III and the Extender EF 2x Mark III. It makes your 70-200/2.8 into a 140-400mm f/5.6, or your 300mm f/2.8 into a 600mm f/5.6. Canon 2X Extender EF II ~$320 The Type III version of the lens Extender doesn't do much to enhance image quality over the Type II version: … The following list of discontinued lenses fitting these parameters are compatible, but may require camera microfocus calibration for accurate focusing (note that not all DSLR cameras support microfocus calibration): Canon EF 200mm f/1.8 L USM Lens Integrated processor. When Extender EF 1.4X III is used, AF drive speed is reduced by 50%. I don't use extenders a big percentage of the time, but I often have a 1.4x with me. I'm much happier with 2-stops-down 2x III results than wide open results. Image quality from stacked extenders will not be great. Maximum Aperture.