PRAKTICA Telescope 20 - 60 x 70 |
 |
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rubber armoring with sliding hood, delivery with bag, lens cap and ocular cap. |
Article number |
644 402 |
EAN |
4016076644402 |
3D |
|
Device type |
Telescope |
Magnification |
20X - 60X |
Lens diameter |
70mm |
Exit pupil |
3,50mm (at 20x) - 1,17mm (at 60x) |
Picture angle |
2,3° (at 20x) - 0,75° (at 60x) |
Field of view on 1000m |
40m (at 20x) - 13m (at 60x) |
Luminosity |
12,25 (at 20x) - 1,37 (at 60x) |
Twilight factor |
37 (at 20x) -65 (at 60x) |
Focusing distance |
12m (at 20x) - inf., 15m (at 60x) - inf. |
Weight |
1244G |
Measurements |
|
Specifications are subject to change without notice! |
14:1129032010 |
