Tamron SP 180mm macro with longest third-party working distance, 1:1 magnification at 47cm from subject.
The Tamron SP AF 180mm f/3.5 Macro Di LD is a 1:1 macro telephoto prime for full-frame and APS-C cameras. Available in multiple mounts.
180mm focal length. f/3.5 maximum aperture. 1:1 macro reproduction. LD (Low Dispersion) elements. Di = full-frame coverage. Multiple mount options.
The 180mm macro provides the longest working distance in Tamron's macro range — more space between camera and subject than 90mm or 100mm macros, useful for skittish insects. f/3.5 is adequate for macro work. LD elements control chromatic aberration at the telephoto focal length.
On the used market the Tamron 180mm f/3.5 Macro is a long-working-distance macro prime. Condition checks: 1:1 macro function, f/3.5 elements, AF. Verify mount variant before purchase.