Tamron 90mm F2.8 VC USD Macro is an Auto Focus (AF) Macro Prime lens with 35mm FF max sensor coverage. When mounted on a 35mm FF sensor camera, it will give you an FF equivalent focal range of 90mm. With a max aperture of f2.8, this is a fast lens.
This lens features on optical image stabilization which helps capturing sharper images at lower shutter speeds. Tamron 90mm F2.8 VC USD Macro is weather sealed which makes it an ideal lens for outdoor use, especially when coupled with a weather sealed camera body. Tamron replaced the older Tamron SP AF 90mm F2.8 Di Macro Nikon F FX with this model. Follow the link to read our detailed comparison of these model: Compare Tamron SP 90mm F2.8 Di VC USD 1:1 Macro Nikon F FX vs Tamron SP AF 90mm F2.8 Di Macro Nikon F FX