
- Coated: At least one lens surface has a single coating layer.
- Fully Coated: A single layer covers every air-to-glass surface.
- Multicoated: Has at least one lens surface covered in more than one coating layer.
- Fully Multicoated: All air-to-glass characters have numerous layers of coating.
- Effective for both long-range and ultra-long-range shooting
- Capable exit pupils for hunting in low light
- Ability to collect light while maintaining a proper balance
- An improvement in low-light image quality
- The ability to continue using greater magnifications when light decreases