Sigma 50-100mm f/1.8 and Tamron 90mm f/2.8 VC Macro Lenses Standard Test Results

The balance of the standard test results (vignetting, flare and distortion) along with specs, measurements and standard product images are now available on the Sigma 50-100mm f/1.8 DC HSM Art Lens and Tamron 90mm f/2.8 Di VC USD Macro F017 Lens pages.
 
Full reviews of both lenses are planned for the near future.
 
B&H has the Sigma 50-100mm f/1.8 DC HSM Art Lens and Tamron 90mm f/2.8 Di VC USD Macro F017 Lens in stock.