et

viseerimisseadis

1

Terminological databases

Engineering, Manufacturing and Construction

Metroloogia terminibaas

ID 1199989 Last modified 30.10.2026
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Domain metrologymeasuring instruments
diopter former
dioptra former
dioptre former
diopter former
  • klassikaline astronoomia mõõteriist, mis pärineb 3. sajandist eKr, mis koosnes alusele kinnitatud sihtimistorust või alternatiivina vardast, mille mõlemas otsas oli sihik ja kui seade varustati nurgamõõturiga, sai selle abil mõõta nurki
  • classical astronomical and surveying instrument, dating from the 3rd century BC, and was a sighting tube or, alternatively, a rod with a sight at both ends, attached to a stand, and if fitted with protractors, it could be used to measure angles
diopter former
Usage examples
  • Kreeka astronoomid kasutasid tähtede asukohtade mõõtmiseks diopterit; nii Eukleides kui ka Geminos viitavad oma astronoomiaalastes töödes diopterile.
viseerimisseadis former
dioptra former
Usage examples
  • Greek astronomers used the dioptra to measure the positions of stars; both Euclid and Geminus refer to the dioptra in their astronomical works.
dioptre former
diopter former

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