Last updated (04 February’12): – Review by LensTip Canon EF 28-135mm f/3.5-5.6 IS USM is a standard zoom lens. The lens features 28-135mm at focal length with 1:3.5-5.6 maximum aperture for Canon SLR cameras. The lens construction has 16 elements in 12 groups with diagonal angle of view at 75 to 18 degrees. Focus adjustment: [...]
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Digital Camera Reviews & Photography Tips
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