Lens Abbreviations and Acronyms

1. UD
   Ultra Dispersion
2. UMC
   Ultra Multi Coating
3. USAN
   United States Adopted Names
4. USANS
   United States Adopted Names
5. XG
   Extreme Glare
6. XQ
   Extra Quality
7. XW
   Extended Wear
8. ZD
   Zuiko Digital
9. ZF
   Zoom Fit

Last updated: January 4, 2020 — Total entries: 109