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High accuracy Marine Sextant

The Marine sextant is a kind of reflection type angular measuring optical instrument, chiefly used for measuring the altitude of celestial bodies to obtain a position in navigation. the Vertical error , Lateral Error, and Index Error of the instrument should be adjusted and predetermined before use

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PRODUCT DESCRIPTION

Marine Sextant

GLH130-40 / GLH130-20

Application:

The Marine sextant is a kind of reflection type angular measuring optical instrument, chiefly used for measuring the altitude of celestial bodies to obtain a position in navigation. the Vertical error , Lateral Error, and Index Error of the instrument should be adjusted and predetermined before use .

Technical Data

Type  GLH130-40

Measuring Range  : -5 ~ 130 ”

Accuracy :  +/- 20 ”

Readability : 12″

Temeperature Range : -30 ~ +50 degree

Telescope :  3.5 x 40

Lamp Voltage : 3V

Net weight : 1.2Kg

 

Type  GLH130-20

Measuring Range  : -5 ~ 130 ”

Accuracy :  +/- 10 ”

Readability : 12″

Temeperature Range : -30 ~ +50 degree

Telescope :  3.5 x 40

Lamp Voltage : 3V

Net weight : 1.8Kg

 

Packing Inside

  1. Sextant    1
  2. Telescope    1
  3. Adjusting key    1
  4. A bottle of oil      1
  5. Screw driver       1
  6. Brush         1
  7. Wipe flannel          1
  8. Instruction        1
  9. Certificate of qualification

 

 

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