Magnification: |
8x |
Type: |
Porro prism |
Eyepieces: |
Five elements in three groups |
Objectives: |
Two elements in one group |
Optics material: |
BaK-4 glass |
Optics coating: |
Fully Multi-Coated |
Objective lens diameter (aperture): |
42mm |
Exit pupil diameter: |
5.3mm |
Eye relief: |
21mm |
Twilight factor: |
18.3 |
Relative brightness: |
28.1 |
Resolution threshold: |
6 arcseconds |
Field of view: |
8.1° |
Field of view: |
142 m/1000 m (426 yds/1000 ft) |
Close focus: |
3m (9.8ft) |
Eyepiece diopter adjustment: |
±4 diopters |
Interpupillary distance (IPD): |
60-70mm |
Operating temperature range: |
-15 to +40°C (+5 to +104°F) |
Dimensions: |
190 x 142 x 62mm (7.5 x 5.6 x 2.5in) |
Weight: |
1.9lbs (850g) |