Marine Nautical Sextant
Product Description
Specifications
1.High accurancy.
2.Good quality with reasonable price.
3.Fast delivery with good afterservice.
Marine Nautical Sextant:
The marine sextant is a kind of reflection type angular measuring optical equipment.
Application:
Measuring the altitude of celestial bodies to determine the position of the ship at sea.
Measuring the two horizontal angles between three known position land objects the ship
location on chart by the help of a station pointer.
Measuring the vertical angle of a known altitude objection to obtain its distance.
Model number:GLH130-20
Measuring range: - 5 degree ~ 130 degree
Accurancy:±10 degree
Readability:12
Temperature range:-30 ~ +50 centigrade
Telescope:3.5x40
Lamp voltage:3V
Net weight:1.8kg
Model number:GLH130-40
Measuring range: - 5 degree ~ 130 degree
Accurancy:±20 degree
Readability:12
Temperature range:-30 ~ +50 centigrade
Telescope:3.5x40
Lamp voltage:3V
Net weight:1.2kg