I have a Tamron Lens 28-80 3.5-5.6 for sale. AF Aspherical $75 OBO I also have a Sigma 28-70 2.8-4 for sale. $75 OBO Both Nikon I don't know much about these, my husband purchased them used from a friend of his and thought that I could use them. I did put them on my Nikon D3000 and took a couple test shots to see if they worked and both seemed great! Best Offer plus shipping!