Hi. A friend of mine has a 600D which she uses with a EF 70-300mm 1:4.5 - 5.6 DO IS USM lens for bird photographs. She wants to get even closer and would like to buy an extender. Benefits. This 12mm extension tube fits between camera body and the lens, providing a brighter image that the Extension Tube EF 25 II. Compact and portable- a great accessory to take when shooting wildlife. Maintains electronic contact between lens and body. Contains no optical elements. The KENKO AUTO EXTENSION TUBE SET contains three tubes of different length, a 12 mm, 20 mm, and 36 mm, which can be used individually or in any combination to obtain the desired magnification. Kenko also makes a UNITUBE 12 mm or 25 mm which can be purchased individually. Kenko's Auto Focus extension tubes are designed with all the circuitry and This updated version II is now also fully compatible with Canon Digital EF-S lenses, as well as standard photo EF and TS-E lenses. Extension Tube EF 25 II is recommended for lenses with a focal lenght of 50mm and up (EF-S 18-55mm can be used at middle and tele zoom settings). Key Features. Shortens focusing distance of lens Canon EOS 550D Canon EF -S 55-250mm f/4-5.6 IS In reply to jopezu • Oct 25, 2013 The 50/1.8D on extension tubes works okay for casual macro on the cheap if Extension Tubes performance top . Canon suggests not using autofocus with extension tubes. Canon EF-12 (12mm long) You can use the Canon EF-12 or Canon EF12 II, however all it does is shift your focus range to 0.477 ~ 2.930 meters, with a magnification range from 1.09x ~ 0.07x. extension tube question. 02-23-2021 12:20 PM. I need to know the inside diameter of the Canon 12mm extension tube . I want to use the extension tube between my 1.4X III teleconverter and my 100mm 2.8 L macro (which are otherwise non-compatible). I have read where people are using this combo successfully BUT the protruding portion of the (66) 66 product ratings - Canon EF-M Lens Adapter for Canon EF / EF-S Lenses (EF-EOS M) 6098B002 $88.97 Trending at $97.34 eBay determines this price through a machine learned model of the product's sale prices within the last 90 days. .

canon ef 25 extension tube