Glass

Front element

Flawless

Rear element

Flawless

Imaging

Sharpness

22/22 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

Light amount of pinpoint paint wear spots in grooves of focusing ring, otherwise flawless

Tripod ring

n/a

Hood/caps

Minor scuffs and scratches

Internal dust

None

Notes

Very nice looking lens with perfect glass, no internal dust (a true rarity), and extremely high resolving power. Comes with hood and caps.