| Model | SV407 |
| Magnification | 2.1x |
| Lens Diameter | 42mm |
| Eye Relief | 9mm |
| Exit Pupil | 19mm |
| Field Angle | 26° |
| Inter-Pupillary Distance | 55 - 76mm |
| Apparent Visual Magnitude | 9.88 |
| Size of Thread | M48*0.75 |
| Lens Coatings | Fully Multi-Coated |
1. 9mm Eye Relief, comfortable observing, even with glasses
2. 26-Degree Super-wide field of view - observe entire constellations
3. 42mm aperture and 2.1x magnification
4. like a pair of glasses that you can observe the star fields through
5. Standard 2-inch filter thread design. Cooperate with a filter to use, the effect is better