The glass looks clean and clear, with no obvious fungus or haze that I can see.
Sigma UC Zoom 70-210mm f/4-5.6 Multi-Coated Lens - Native Sigma SA Mount - CLEAN
Sigma UC Zoom 28-70mm 1:3.5-4.5 Zoom SLR Camera Lens + Carry Case Retro
Sigma UC Zoom 28-70mm f/2.8-4 K-Mount Zoom Lens 55mm Filter Thread
Sigma UC Zoom 28-70mm F/2.8-4 Sony A mount Used Untested Good Condition Scuffs
Sigma UC Zoom 70-210mm f/4-5.6 AF Lens for Canon EF Mount
Sigma UC Zoom 70-210mm 1:4-5.6 For Minolta With Caps
