Tamron Lenses

[dan.rpo]

so i was informed that Sigmas Nikon D40 compatible lenses have to have HSM, obviously Nikon lenses are AF-S...but what is Tamron's specification?

 

[dcclark]

I don't know that they have a special acronym... I have only seen "... with built-in AF motor."

 

[dxqcanada]

On the Tamron Japan site they use the "N II" designation ... example