1. Product model: D0842H D1042H
2. Optical magnification: 8x 10x
3. Objective lens aperture: 42mm
4. Exit pupil diameter: 4.2mm
5. Prism material: BAK4 Prism
6. Waterproofing: Nitrogen filled waterproofing
7. Diopter adjustment: ± 4dpt
8. Focusing method: Center focusing