Setec Astronomy
Well-known member
- Aug 31, 2010
- 17,042
- 1,329
Anybody have any side-by-side or back-to-back comparison for this? I'm getting less than 2 years life from Opti-Lens (2 coats), not sure whether to just keep using Opti-Lens with 3 coats (as some suggest) or try DLux.