Advantages: Superb design, value for money and professional results. Disadvantages: None
Sigma EX 12-24mm F4.5-5,6 DG Nikon fit AF D.
This a great wide-angle zoom lens offering professional performance, results and is a joy to use. It is suitable for both digital SLR's and 35mm Film cameras and focusing can be used manually or autofocu ...
Advantages: Excellent field of view Disadvantages: none that I have found in months of use
Sigma Wide Zoom Lens.
If you want a panorama of a landscape then you should try this lens.
Described as 12 - 24mm f5-5.6 EX DG Aspherical HSM
Technical details first. To fit Sigma, Canon and Nikon (D)
Lens construction Groups/elements 12 ...
Advantages: HSM, DC, great build quality, great fun Disadvantages: light fall off can be an issue
...this lens as my focal range was limited to 18mm at the widest end, and had always wanted a good quality super wide angle lens without the rediculous distortion you get from cheap bolt on imports.
I opted for the Sigma 10 - 20mm f/4 - 5.6 EX DC ...
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.
Advantages: indoor shooting where there is an inadequate amount of lighting due to the very bright aperture. Disadvantages: funky with depth of field
Some may use it for landscape shots due to the slightly wide angle aspect to it, although having said that I think it is aimed at indoor shooting where there is an inadequate amount of lighting due to the very bright aperture. It's one of Sigma's DC range ...