Product Description
| Product Code |
20—60x68 |
| Magnification |
20～60X |
| Effcetive diameter of objective lens |
ф68mm |
| Objective lens focal length |
423.08mm |
| Zoom eyepiece focal length |
21.4mm～7.24mm |
| Objective lens structure（#Elements/#Groups) |
2⁄2 |
| Zoom eyepiece lens structure（#Elements/#Groups) |
7⁄4 |
| Focusing system |
intemai porro prism focusing with dual focusing device |
| Field of View |
2°～1° |
| Apparent Real field of View |
40°～60° |
| Field of View at 1000m/1000yds |
35m～17.5m/105ft～52.5ft |
| Eye relief |
15.7mm～14.7mm |
| Exit pupil |
ф3.4mm～ф1.15mm |
| Twilight factor |
36.9～63.9 |
| Minimum focusing distance |
5m |
| Zoom eyepiece focal length |
77mm |
| Zoom eyepiece focal weight |
165g |
| main body length |
385mm |
| main body weight |
1270g |
Product Image
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