Magnesium alloy build. At just 4.5kg, the EF 800mm f/5.6L IS USM is a relatively lightweight super-telephoto lens, suitable for limited hand-held shooting. Its magnesium alloy build keeps its weight comparable to shorter telephoto lenses. 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 12 II is especially suited for close-focusing with wide-angle lenses. Compatible with all lenses, except 15mm f/2.8 fisheye, 14mm f/2.8L and MP-E 65mm f/2.8. News Reviews Articles Buying Guides Sample Images Videos Cameras Lenses Phones Printers Forums Galleries Challenges. Canon Extension tubes Started Jan 28, 2006 Compare Canon Extension Tube EF 12 II vs Canon Extension Tube EF 25 II vs Movo Photo MT-CM47 3-Piece AF Chrome Tips & Reviews. About Us. The Professional's Source Multi purpose macro. Lightweight and compact macro lens for close-ups up to 0.5x (half life size). The optical system uses a floating construction for performance at all focusing distances. With a large f/2.5 aperture, beautiful background blur is possible. DKK 700,00. Quantity. Out of stock online. NOTIFY ME. Add to wishlist. Overview. Reviews & Questions. Delivery Options. When used with selected EF and EF-S lenses, this 12mm extension tube allows much closer focusing- great when trying to fill the frame with tiny subjects. Expert news, reviews and videos of the latest digital cameras, lenses, accessories, and phones. Canon 12mm Extension Tube II (EF 12) Review Started Sep 28, 2007 Compatibility with a range of optional Canon accessories also allows users to pair the EF 70-200mm f/2.8L IS II USM with the Lens Extender EF 1.4x II, Lens Extender EF 2x II, Extension Tube EF 12 II, Extension Tube EF 25 II, and 77mm filters. Using my 10D and EF lenses, which extension tube would provide the review Jun 12, X100F 1.7% Canon EOS M100 1.7% Canon PowerShot G9 X Mark II 1.6% Canon EOS JJC RF Mount Auto Focus Macro Extension Tube Ring Set for Canon EOS R R3 R5 R6 Mark II R6 R7 R8 R10 R50 RP R100 Mirrorless Camera and Canon RF Mount Lenses, Great Tool for Macro Photography. 687. 50+ bought in past month. $4999. FREE delivery Sat, Dec 16. xl4po.