This 20×80 binoculars specificial design for astronomy using, large magnification and support tripod, HD glass lens, fully multi coating green color, you best friend on star view.
1. 20X magnification
2. Big size for astronomy;
3. Fully multi coating HD lens;
4. Support tripod;
5. Aluminium body structure
6. BAK4 prism;
7. Shockproof;
| Magnification | 20X |
| Objective diameter | 80mm |
| Prism | Roof BAK4 |
| Field of view | 3.25° |
| Field M / 1000 M | 57M |
| Field FT / 1000 Yds | 171FT |
| Focus system | Center |
| Exit-pupil Diameter | 4mm |
| Eye Relief | 16.5mm |
| Near Focus distance | 25M |
| Eyecups | fold up eyecup |
| Coating | Fully multi coated FMC |
| Nitrogen filled | Not |
| Waterproof | Not |
| Forgproof | Not |
| Size | 330x235x100mm |
| Warranty | 1 Year(standard) |
