Vibration control same as nikon vr or canon is.
Tamron 17 50 2 8 vc full frame.
49 0 221 66 95 44 0.
Tamron lenses deliver a superb fusion of performance and value enabling today s high resolution dslrs to perform at their peak.
2 usm fulltime mf yes the canon usm autofocus motor is legendary and it is faster more accurate and quieter than the tamron autofocus.
Extra refractive index glass allows smaller size di ii.
The image circle of the lens fully covers an aps c sized sensor but does not cover a full frame 36mm x 24mm sensor.
The tamron 17 50 2 8 sp xr di ii vc barrel finish is slightly textured and the markings are painted onto the barrel not engraved.
Same as nikon s ed or canon s ud glass.
The compositional options afforded by the sp 17 50mm f 2 8 di ii vc s wide to moderate telephoto zoom characteristics are prized by experienced photographers rendering a picture angle range approximating a 26 78mm lens on a full frame dslr or a 35mm slr.
It belongs to the super performance sp class of tamron lenses distinguished by ultra high optical and mechanical quality.
Focal length markings for 17mm 24mm 35mm and 50mm are printed on the barrel.
Tamron calls this the tamron 17 50mm f 2 8 xr di ii vc ld aspherical if.
Probably all comes from hoya.
The barrel is made of a plastic material but the lens mount is metal.
Lens line up includes a trio of fast f 2 8 sp zooms.
49 0 221 66 95 44 404.
That was true of the tamron predecessor pre vc tamron af 17 50mm f 2 8 xr di ii ld sp zl aspherical if zoom lens for canon digital slr cameras and it remains true in this model.
And world renown macro lenses.
Only works on 1 6x and dx cameras won t work on 1 3x or 35mm or full frame cameras.
The di ii designation indicates that the tamron 17 50 2 8 di ii vc is a lens designed for use only with crop sensor cameras.
This marketing baloney means.
This 17 50mm is an extremely high quality standard zoom with a high luminosity of 2 8 over the entire focal length range.