A fast standard zoom lens with macro capabilities for full-frame DSLR cameras.
The Tamron SP 28-75mm f/2.8 XR Di LD Macro is a constant-aperture standard zoom for full-frame SLR cameras, here in Pentax K mount. Di = full-frame; XR = Extra Refractive; LD = Low Dispersion; Macro = close-focus capability. A direct competitor to Nikon and Canon 24-70mm equivalents at lower cost.
28–75mm zoom range, f/2.8 constant maximum aperture, Di (full-frame), XR/LD formula, Macro close-focus, Pentax K mount.
The Tamron 28-75mm f/2.8 Di provides professional-grade constant-aperture standard zoom performance for full-frame Pentax K photographers at an affordable price. Close-focus macro capability adds versatility. Compatible with Pentax K-mount film and digital bodies including the K-1 full-frame.
Inspect for fungus, haze, and coating condition. Test at 28mm and 75mm extremes. Confirm K-mount engagement. Test macro close-focus. Check aperture blades.