Glass

Front element

Flawless

Rear element

Flawless

Imaging

Sharpness

20/20 line pairs/mm (horizontal/vertical)

Spatial consistency

All quadrants equal sharpness

Aperture consistency

Normal wide-open and stopped down

Chromatic aberration

Normal

Lens flare

Normal

Mechanicals

Manual focus ring

Flawless

Autofocus

n/a

Active stabilization

n/a

Aperture blades

Smooth, clean, full range of motion

Zoom ring

n/a

Distance scale

n/a

Filter ring

Accepts filter

Cosmetic

Barrel

Very slight wear

Tripod ring

n/a

Caps

Minor scuffs and scratches

Internal dust

Light

Notes

Very nice looking lens with perfect glass and high resolving power. Comes with caps and close-up “lens” (really just a screw-on filter that functions pretty much like a magnifying glass).