Nautical Sextants GLH130-40

MarineSextants /Nautical Sextants

Samfura: GLH130-40

Nautical sextant a bayan firam mai siffar fan tare da riko don amfani, tare da hannu mai motsi akan firam , Hoton hannu alama ce ta madubi na sama; madubi mai kyalli yana hawa sararin sama na sextant zuwa hagu (tsakiya , n telescope's ) , kusa da madubi yana zuwa matatar sararin sama don amfani yayin auna hasken rana da sauran jikunan sama. Lokacin auna tsayin sararin samaniya, kallon sextant da hannu, bari bututun na'urar hangen nesa ta kula da matakin kuma a auna ta hanyar madubin sararin samaniya kamar yadda ake kallo daga na'urar hangen nesa; lokaci guda don daidaita ayyukan makamai, yin na'urar hangen nesa ta taurari a cikin fall gani a sararin sama . Wannan kuma shine dalilin samar da buƙatun masana'anta na gilashin gilashin sararin samaniya.