spherical aberration
/ˈsfɪɹ.ɪk.l̩ ˌæb.əˈɹeɪ.ʃn̩/
Word Rarity
Rare
Frequency: Zipf frequency 2.84 in modern English
28
Scrabble Score
19
Letters
5
Syllables
13
Unique Chars
Meaning
noun
A type of lens aberration which causes blurriness, particularly away from the centre of the lens.
Example Sentences
- "For p = -1, the values of q giving minimum spherical aberration (q = 0.71) and zero coma (q = 0.8) are approximately equal to each other."
- "If the refractive index is low, the minimum spherical aberration is not greatly affected by the fact that the second lens operates in a converging beam, and the spherical aberration is approximately equal to h⁴K³."
- "Conventional spherical intraocular lenses (IOLs) have positive spherical aberration."
Regional Pronunciation
- American English: /ˈsfɪɹ.ɪk.l̩ ˌæb.əˈɹeɪ.ʃn̩/