Sigma70-300 mm. APO f/4-5.6 DG APO Macro Nikon fit Lens
Telephoto zoom lenses with tele-macro function and optimised for digital SLR camerasThe performance telephoto zoom lens is capable of shooting with a...... more
Telephoto zoom lenses with tele-macro function and optimised for digital SLR camerasThe performance telephoto zoom lens is capable of shooting with a maximum magnification of 1:2 at the focal length of 300 mm. Its the ideal lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range. SLD (Special Low Dispersion) glass. This lens has two SLD glass elements in the front lens group and one in the rear lens group, the lens has excellent correction of chromatic aberration through the entire zoom range. This new DG lens is capable of macro photography with a 1:2 maximum magnification at the focal length of 300 mm. The new multi layer lens coating reduces flare and ghost, which is a common problem with digital cameras and also creates an optimum colour balance. Macro shooting with maximum magnification 1:2. High optical performance is demonstrated throughout the entire zoom range. It also has a switch that converts the
Advantages: Sharp, beautiful pictures Disadvantages: Possibly price, although cheaper than many macro lenses.
...About the lens:
This is one of Sigma's range of lenses - at 70mm it's one of the shorter macro lenses on the market, many coming in at around 105mm. It has sigma's EX technology, from Sigma's website this means "The exterior of this lens is EX-finished to denote the superior build and optical quality, and to enhance its appearance."; the DG means "These are large-aperture lenses with wide angles...
Advantages: High Quality. Sharp. Good package for price. Disadvantages: No HSM or Internal focusing.
...or OOF (Out-Of-Focus) highlights. Very useful on a macro lens where almost everything but the subject itself 'will' be out of focus.
Like all Sigma EX lenses, this example also comes complete with soft case, front and rear caps and a lens hood (metal, screw on, barrel type) - which rather unusually has a filter thread cut into the end of it, permitting the attachment of common 77mm size filters...
Advantages: Build quality. Finish. Range. Fast maximum aperture. Disadvantages: Image quality not as good as expected. Chromatic Aberration.
..., quite literally, on it's own axis. Excellent! This same collar is very easily and quickly removed whenever you choose to use the lens hand-held.
Being an EX DG lens, it is suitable for use on either FF (Full-Frame) or APS-C cropped sensor cameras when it effectively behaves like a 105-300mm f/2.8 (on Nikon APS-C), 112-320mm f/2.8 (on Canon APS-C) or 119-340mm f/2.8 on Sigma DSLR cameras. These make...