ultramarin marine translations |
ultramarin.online | ||||
scheepssextant | een sextant die aan de eisen van de navigatie op zee voldoet. | |||
Schiffssextant | ein Sextant, der den Erfordernissen der Navigation auf See entspricht. | |||
marine sextant | a sextant designed primarily for
marine navigation. clamp screw sextant: the position of its tangent screw is controlled by a clamp screw; endless tangent screw sextant: the position of its index arm and the vernier or micrometer drum is controlled by an endless tangent screw; vernier sextant: a sextant that provides a precise reading by means of a vernier used directly with the arc. It may be either of the clamp screw or the endless tangent screw type; micrometer drum sextant: a sextant that provides a precise reading by means of a micrometer drum attached to the index arm, and has an endless tangent screw for controlling the position of the index arm.:: |
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sextant maritime | ||||