ویژگی های اصلی
- جمع و جور و دقیق
- استفاده سریع و آسان
یک قطب نمای جمع و جور برای استفاده های عمومی و تفریحی
TECHNICAL SPECIFICATIONS
GENERAL
Bezel material: | Plastic |
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Metric scales | cm, 1:10 000 km, 1:15 000 km, 1:20 000 km, 1:25 000 km |
Balanced for northern hemisphere | ⊕ |
Declination correction | fixed scale |
Weight | ۳۰ g / ۱.۰۶ oz |
Water resistance | insensitive to water pressure |
Battery type | no battery required |
Lanyard quick release | ⊕ |
Attachment | lanyard |
COMPASS
Direction scale | degrees |
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Needle | high grade steel |
Liquid filled and jewel bearing | ⊕ |
Bearing lock with orienting indicator | ⊕ |
Compass accuracy | ۲.۵° |
Compass resolution | ۲° |
PHYSICAL SPECIFICATIONS
Operating temperature | -۳۰° C to +60° C / -22° F to +140° F |
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Storage temperature | -۳۰° C to +60° C / -22° F to +140° F |