1. Lens variety: Mirrorless lens
2. Material: optical glass + metal frame + coating
3. Maximum aperture: F6.3
4. Minimum aperture: F0
5. Focal length: 300mm
6. Weight: 282g
7. Size: 63x75mm
8. Filter diameter: 55
9. The closest focusing distance: 0.8M
10. Lens positioning: Full-frame lens
11. Lens purpose: Turn back the lens
12. Filter size: 55mm
13. Lens structure: 7 elements in 4 groups
14. Lens type: Corresponding to the mount, suitable for NEX series/Nikon J1 single-electric/Panasonic M4/3 mount mirrorless cameras; lens multilayer coating
15. Packing list: Fold back lens; special lens hood for lens; front and rear protective cover; leather protective bag, packing box