The last image uses a Canon tube (25mm) tube plus all three Kenko tubes (12+20+36mm) combined. This gives something like 2.5:1 magnification, but the overall image quality has dropped quite a lot. Also at this point you are so close that it can be hard to avoid the lens barrel casting a shadow on the subject.
DKK 1.380,00. 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 25mm extension tube allows much closer focusing- great when trying to fill the frame with tiny subjects.
In the next image I replaced the 12mm extension tube with a 25mm extension tube. With a 25mm extension tube I was able to achieve focus from a distance of roughly 42cm. Remember, this image is of the entire frame without any cropping. Canon EOS M6 | Canon EF-EOS M Mount Adapter | Canon EF 85mm f/1.8 | Canon 25mm Extension Tube | Gitzo GT2541EX.
For instance, the minimum focus distance of the Canon EF 40mm f/2.8 STM is just under 12″, but with the EF 25 II, the focal distance is about 3″. Not to mention the use of an extension tube actually causes there to be a maximum focusing distance, and in most cases, the maximum focus distance is very close to the minimum focus distance.
A beginners guide to Macro photography on a budget using extension tubes. We test the Kenko extension tubes on a Canon DSLR to see if they offer a good alte
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canon ef 25 ii extension tube review
