Abbe number
English
editEtymology
editFrom the name of Ernst Abbe, a German physicist.
Pronunciation
edit- (General American) IPA(key): /ˈɑ.bə ˈnʌm.bɚ/, /ˈæ.bi ˈnʌm.bɚ/
Noun
editAbbe number (plural Abbe numbers)
- A number that represents the reciprocal of the dispersive power of a substance with transparent qualities.
References
edit- Lesley Brown, editor-in-chief, William R. Trumble and Angus Stevenson, editors (2002), “Abbe number”, in The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford, New York, N.Y.: Oxford University Press, →ISBN, page 3.