Tag : slr cameras, aspherical lens, ex dg, pentax samsung, sigma 28, 70mm f
 |  Company : Sigma List Price : $379.00 Amazon Price : $329.00 Used Price : Average customer review :  |
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Accessoies
- Tiffen 67mm Circular Polarizer
- Tiffen 67HTND6 67MM Digital HT ND 0.6 Titanium Filter
- Tiffen 67mm Photo Essentials Filter Kit
- Lowepro Lens Case 1N (Black)
- Lowepro Lens Case 1S (Black)
Features
- Zoom lens with Pentax AF mount
- Special low-dispersion glass for high image quality
- 28 to 70 mm focal length
- f2.8 maximum aperture
- Inner focusing system allows add-on hoods and filters
Product Description
This compact, large and constant F2.8 aperture zoom lens and is ideal for digital SLR cameras. Two SLD elements and four aspherical lenses provide the ultimate correction against distortion as well as all types of aberration, especially spherical aberration. Its advanced optical design ensures high performance throughout the entire zoom range.The use of aspherical lenses in the construction of this lens not only corrects aberrations but also produces a very small and lightweight lens design. Its compact, yet robust, construction has an overall length of 87.2mm (3.4in.), maximum diameter of 74mm (2.9in.), filter size of diameter 67mm and weight of 510g(18.0 ounces).
