Check
Description
Passed
Fungus
No fungus or mould under the surface of the lens
Debris/dust
No dust or debris under the surface of the lens
Scratches
No scratches or chips on the lens glass
Delamination
No lens coating is damaged or worn away
Aperture adjusts
Lens aperture ring is adjusted to check aperture changes. Aperture blades are uniform.
Lens focusses
Lens focussing ring is adjusted to check the lens focusses
Rattling
Check there are no loose components or rattles in the lens