- Allows a telephoto lens function as a macro lens
- High-quality optical glass with a double apochromatic optical element
- Multi-Nano Coating NiSi treatment, water-oil repellent
- Ideal for focal lengths between 70 and 300mm
- Purple / green fringing reduced to a minimum
- Diopters +3-4 (between 3 and 4 diopters)
- Fits directly onto 77mm threaded lenses
- Adapter Rings for 67 and 72mm and case included
- 2 x Lens caps (front and rear) included
