Advantages: Quality and high resolution, vibration reduction, automatic shooting, makes distant objects close Disadvantages: None in my opinion
...and free of dust whilst being stored.
A technical list of features that this lens embodies is as follows:
* Aperture Sizes: Minimum aperture is F32 at 70mm - F49 at 300m, Maximum aperture is F4.5 at 70mm - F5.6 at 300mm
* Length of focal range is 70 - 300mm
* Dimensions of the lens are 80 x 143.5mm
* Weight is 725g
* Lens uses internal focussing design...
Advantages: Good value for money, versatile Disadvantages: No image stabilisation
...I bought this lens with a specific purpose in mind - photographing model aircraft in flight. I had previously used a Canon 80-200 mm which I found a bit too limiting at the long end of the range - an excellent lens, but not quite right for the job.
The Sigma came with its own lenshood and case. I have never actually used the case, preferring to carry the lens in my gadget bag. The hood is well...
Advantages: Decent quality on a budget but only for APS-C digital SLR's. Disadvantages: Really quite poor when used with full-frame digital SLR's.
Being of more 'ordinary' status in the Sigma hierarchy, this AF 70-300mm f/4-f/5.6 DG APO Macro, has none of the more elaborate 'bells and whistles' evident on the more expensive EX range. What does this mean? Well, you don't get Sigma's superb HSM (Hypersonic Motor) AF (auto-focusing) for near silent and very fast AF, resulting in a somewhat more unsophisticated, noisy (although not overly...