1. Lens variety: Additional lens
2. Lens type: Wide-angle fixed focus
3. Maximum aperture: F1
4. Minimum aperture: F1
5. Bayonet: Suitable for Canon / Nikon / Sony / Minolta / Pansonic / Olympus / Pentax
6. Material: Optical glass + metal frame + coating
7. Weight: 380g
8. Filter diameter: 58mm
9. Lens structure: 3 elements in 2 groups
10. Lens positioning: Full-frame lens
11. Filter size: 58mm
12. Packing list: Lens, front and back lens covers, leather bag