Sigma Zoom Super Wide Angle AF 17 70mm f 2 8 4 5 DC Macro Autofocus Lens for Canon Digital SLR Cameras The Sigma 17-70mm f/2.8-4.5 DC Macro Lens can be used with wide variety of subjects and it is an ideal large aperture standard zoom lens for digital SLR cameras featuring APS-C size image [...]
Sigma Zoom Super Wide Angle AF 17 70mm f 2 8 4 5 DC Macro Autofocus Lens for Canon Digital SLR Cameras
August 29th, 2009 · No Comments · Photography
Tags: 70mm·Aberrations·Aspherical Lens Elements·C Size·Canon Digital·Canon Digital Slr·Canon Digital Slr Cameras·Canon Slr·Digital Slr Cameras·Image Sensor·Lens Coating·Lens Design·Lens Hoods·Lock Switch·Macro Lens·Maximum Magnification·New Lens·Optical Performance·Polarizing Filters·Sigma 17
Sigma AF 18 200mm f 3 5 6 3 DC OS Optical Stabilizer Zoom Lens for Nikon Digital SLR Cameras
May 13th, 2009 · No Comments · Nikon Lenes
The Sigma 18-200mm high-zoom-ratio lens is designed exclusively for Nikon digital SLR cameras and is capable of covering a wide range of focal lengths, from wide-angle to telephoto. Two Special Low Dispersion (SLD) glass elements and two hybrid aspherical lenses correct for all types of aberrations, letting Sigma house the extended-range super-zoom lens in a [...]
Tags: Aspherical Lenses·Color Balance·Digital Slr Cameras·F Number·Focal Lengths·Glass Elements·Lens Coating·Lens Design·Lens Hoods·Lightweight Body·Lock Switch·Maximum Magnification·New Lens·Nikon D90·Nikon Digital Slr·Nikon Digital Slr Cameras·Nikon Lens·Nikon Slr·Optimum Color·Polarizing Filters