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TS-630  Marine Three-Arm Protractor

The Three-Arm protractor cooperates with a sextant to measure the ship’s position

By either three point two-angle method or angle between objective plus bearings method.

PRODUCTS CATEGORIES
PRODUCT DESCRIPTION

TS-630

Three-Arm Protractor

 

Application

The Three-Arm protractor cooperates with a sextant to measure the ship’s position

By either three point two-angle method or angle between objective plus bearings method.

 

Specifications

  1. Diameter of the graduated circle — 126.85mm
  2. Arm length ———————-340mm
  3. Length of connecting arm ———-290mm
  4. Total length of the pointing arm —–630mm
  5. Minimal reading number ————-1 min
  6. 6 Differential drum type

 

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