Sigma 18 50mm F 2 8 Ex Dc. Sigma 1850mm f/2.8 EX DC Macro, Canon EFS Fit Lens Lenses and Cameras Like Canon's EF-S Lenses, the 18-50 DC is compatible only with 1.5x/1.6x crop factor digital SLR cameras In summary the main positive points of the Sigma 18-50mm f/2.8 EX DC are: Quick, accurate autofocus Small and light for an f/2.8 lens Sharpest lens tested to date Useful protective pouch.
Sigma 1850mm f/2.8 EX DC Macro Lens for Canon Digital EOS from www.bhphotovideo.com
Online reviews often give the advantage to the Tamron as the 'sharper wide open' of the two After almost a year with my Sigma 18-50mm f2.8 EX DC MACRO I decided to purchase the Tamron equivalent, the Tamron SP AF17-50mm F/2,8 XR Di II LD (IF) and do some testing
Sigma 1850mm f/2.8 EX DC Macro Lens for Canon Digital EOS
In summary the main positive points of the Sigma 18-50mm f/2.8 EX DC are: Quick, accurate autofocus Small and light for an f/2.8 lens Sharpest lens tested to date Useful protective pouch. Sigma 18-50mm f/2.8 EX DC Lens : Year Introduced: Mounts On: APS-C: Lenses / Groups : Aperture : Aperture Range - Wide / Long: f/2.8-Number of Aperture Blades: Rounded Aperture? Weight : Manufacturer Specification Weight: 15.7 oz (445g) Actual Weight: In-Use Weight : Size : Manufacturer Spec Size (DxL) 2.91 x 3.31" (74 x 84 mm) Measured Size. Well, right away you appreciate that the Sigma has a much better feel,
Sigma 1850mm F/2.84.5 DC OS HSM,Nikon Fit Lens Lenses and Cameras. After almost a year with my Sigma 18-50mm f2.8 EX DC MACRO I decided to purchase the Tamron equivalent, the Tamron SP AF17-50mm F/2,8 XR Di II LD (IF) and do some testing The Sigma 18-50mm f/2.8 EX DC Lens contains a nice general purpose focal length range, is well-built and does not cost a fortune
Sigma 1850mm f/2.8 DC DN Contemporary Review A Perfect Fit PetaPixel. In summary the main positive points of the Sigma 18-50mm f/2.8 EX DC are: Quick, accurate autofocus Small and light for an f/2.8 lens Sharpest lens tested to date Useful protective pouch. Sigma's almost identical 17-70mm f/2.8-4.5 and 18-50mm f/2.8 siblings both look and feel like serious lenses