Tamron 180mm f3.5 LD 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 180mm. With a max aperture of f3.5 at 180mm, this is a moderately fast lens.
Tamron 180mm f3.5 LD Macro is not a weather sealed lens, so you have to be extra careful against rain and dust.