Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro

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Macro lens

A macro lens by Tamron for Full frame cameras, 28-75mm f/2.8. A light, long-running budget f/2.8 standard zoom.

What it frames like

Its full-frame-equivalent focal length on the sensor it was made for.

How wide 28mm sees at its wide end on each sensor it covers.

f/2.8 wide open, to scale against f/1.4.

On full frame (Canon EF, Nikon F, Pentax K): as marked, 28-75mm.
On APS-C (Nikon F, Pentax K): like 42-112mm on full frame; f/2.8 gives about the depth of field of f/4.2 there.
On APS-C (Canon) (Canon EF): like 45-120mm on full frame; f/2.8 gives about the depth of field of f/4.5 there.