Lightdow 420-800mm Zoom Camera Lens Optical Glass Coating Photographic Lens

1. Lens type: Telephoto zoom
2. Maximum aperture: 16
3. Minimum aperture: 8.3
4. Focal length: 4 elements in 2 groups
5. Shooting angle: 5 degree
6. Filter diameter: 67mm
7. Filter size: 49mm
8. The closest focusing distance: 1.5m
9. Lens use: Medium telephoto lens
10. Lens positioning: Full-frame lens
11. Weight: 800 g
12. Dimensions: 8.5 x 8.5 x 29 cm
13. Material: magnesium aluminum alloy