1. Focal length: 500mm
2. Material: Optical glass, metal frame, coating
3. Aperture: F6.3
4. Shooting angle: 5 Degree
5. Filter size: 55mm
6. Weight: 550g
7. Size: 98x119.5mm
8. Filter diameter: 95mm
9. The closest focusing distance: 2M
10. Lens structure: 7 elements in 6 groups
11. Lens use: Medium telephoto lens
12. Lens type: Pure manual lens, without anti-shake
