For sale is the second-generation Tamron SP 90mm F2.5 TELE MACRO BBAR MC (52BB), released in 1988. Affectionately known as "Tam-Q," and also called the "portrait macro," this is a medium telephoto lens that can also be used for portrait photography. It generally uses a modified Gauss-type optical system, known for its soft rendering. It's a compact lens with a versatile design, suitable for both medium telephoto and macro photography. 《 Soft bokeh, sharp three-dimensional rendering 》This macro lens is suitable for general photography and portraits. There are almost no scratches, mold, or dust, and it's a beautiful lens. The mount is not included. If you need one, please comment. If you like macro photography, this is a lens you'll want to try close-up shots with at least once. Thank you for your consideration.