R rtwalker Member Jan 24, 2012 #21 Also found a Nikon 70-200 nikon mount WITH aperture ring. http://bit.ly/wt6f9z So is this an older model? Why do none of the newer models, including Tamron have aperture rings?
Also found a Nikon 70-200 nikon mount WITH aperture ring. http://bit.ly/wt6f9z So is this an older model? Why do none of the newer models, including Tamron have aperture rings?
