Harbin Pocket compass geological aluminium pocket transit mirror megnetic DQL-2A high
- Категория: Compasses >>>
- Поставщик: Harbin,Optical,Instrument,Factory,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Aug-17-2025 | 57.88 $* | 58.20 $* |
| Jul-17-2025 | 46.29 $* | 47.89 $* |
| Jun-17-2025 | 56.81 $* | 57.12 $* |
| May-17-2025 | 56.61 $* | 57.6 $* |
| Apr-17-2025 | 45.24 $* | 46.97 $* |
| Mar-17-2025 | 55.63 $* | 56.66 $* |
| Feb-17-2025 | 54.17 $* | 55.45 $* |
| Jan-17-2025 | 54.48 $* | 55.12 $* |
Характеристики
Model DQL-2A is mainly used in:
Survey status:Include strike,dip shift and dip angle.
Survey the topography diagrammatically,fits azimuth(1.e.junction point).Survey the slop angle and determined the horizontal plane.
Survey the vertical degree.
Making topographical map.
.
Main specification | |
Item | specifications |
Damping time of magnetic needle | 30-60s |
Graduation circle | 0~360° |
Dial division value | 1° |
The angle value of circle level | 30′±5′/2mm(20°C) |
Color | Sliver |
Material | Aluminium alloy crust |
Size | 77.5×66×20mm |
Weight | 0.2kg |
1)Damping function enable a quick reading
2) Highest magnetic strength permanent magnet
3)Less erro (< 0.5degree), High accuracy
4)magnetic declination adjusting knob & Needle lock button
5)Made by German DMG 5-axis machining center
6)100% inspection, 200 QC items for each compass
7)Anti-rust and anti-corrosion surface
