Astigmatism (optical systems)

Astigmatism - refractive error in optics. Article "Astigmatism (optical systems)" in English Wikipedia has 42.4 points for quality (as of July 1, 2025). The article contains 24 references and 6 sections.

This article has the best quality in Turkish Wikipedia. However, this article is the most popular in English version.

Since the creation of article "Astigmatism (optical systems)", its content was written by 184 registered users of English Wikipedia and edited by 425 registered Wikipedia users in all languages.

The article is cited 65 times in English Wikipedia and cited 714 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #9726 in April 2004
• Global: #29480 in April 2004

The highest popularity rank from 2008:

• Local (English): #206747 in March 2025
• Global: #121173 in March 2009

There are 26 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Turkish (tr) Astigmatizm (optik sistemler)		44.6333
2	English (en) Astigmatism (optical systems)		42.402
3	Chinese (zh) 像散		33.1229
4	Croatian (hr) Astigmatizam (optika)		32.299
5	Tamil (ta) சிதறல் பார்வை		26.3254
6	Spanish (es) Astigmatismo (sistemas ópticos)		25.9231
7	Japanese (ja) 非点収差		23.1305
8	Thai (th) ความคลาดเอียง		21.8484
9	Russian (ru) Астигматизм (аберрация)		20.0974
10	Arabic (ar) لانقطية		18.6819

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Astigmatism (optical systems)" in all the time

#	Language	Popularity award	Relative popularity
1	Polish (pl) Astygmatyzm		493 103
2	English (en) Astigmatism (optical systems)		410 948
3	Arabic (ar) لانقطية		219 363
4	Russian (ru) Астигматизм (аберрация)		204 828
5	Romanian (ro) Astigmatism		182 188
6	French (fr) Astigmatisme (optique)		95 649
7	Japanese (ja) 非点収差		87 158
8	Dutch (nl) Astigmatisme (optica)		85 134
9	Italian (it) Astigmatismo (ottica)		81 758
10	Chinese (zh) 像散		81 719

More...

The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Astigmatism (optical systems)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Astigmatism (optical systems)		3 163
2	Japanese (ja) 非点収差		559
3	Chinese (zh) 像散		378
4	Russian (ru) Астигматизм (аберрация)		290
5	Spanish (es) Astigmatismo (sistemas ópticos)		248
6	French (fr) Astigmatisme (optique)		241
7	Polish (pl) Astygmatyzm		240
8	Arabic (ar) لانقطية		214
9	Ukrainian (uk) Астигматизм		129
10	Italian (it) Astigmatismo (ottica)		125

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Astigmatism (optical systems)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Astigmatism (optical systems)		184
2	Polish (pl) Astygmatyzm		37
3	Arabic (ar) لانقطية		25
4	Italian (it) Astigmatismo (ottica)		22
5	Russian (ru) Астигматизм (аберрация)		22
6	French (fr) Astigmatisme (optique)		21
7	Ukrainian (uk) Астигматизм		17
8	Dutch (nl) Astigmatisme (optica)		13
9	Tamil (ta) சிதறல் பார்வை		10
10	Greek (el) Αστιγματισμός και καμπύλωση πεδίου		8

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Astigmatism (optical systems)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) لانقطية		0
2	Czech (cs) Astigmatismus (optika)		0
3	Greek (el) Αστιγματισμός και καμπύλωση πεδίου		0
4	English (en) Astigmatism (optical systems)		0
5	Spanish (es) Astigmatismo (sistemas ópticos)		0
6	Persian (fa) تاری نامتقارن		0
7	French (fr) Astigmatisme (optique)		0
8	Croatian (hr) Astigmatizam (optika)		0
9	Italian (it) Astigmatismo (ottica)		0
10	Japanese (ja) 非点収差		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Astigmatism (optical systems)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Dutch (nl) Astigmatisme (optica)		126
2	French (fr) Astigmatisme (optique)		92
3	Chinese (zh) 像散		87
4	English (en) Astigmatism (optical systems)		65
5	Japanese (ja) 非点収差		40
6	Arabic (ar) لانقطية		39
7	Ukrainian (uk) Астигматизм		36
8	Polish (pl) Astygmatyzm		33
9	Russian (ru) Астигматизм (аберрация)		28
10	Serbian (sr) Астигматизам		23

More...

#	Language	Value
ar	Arabic لانقطية
cs	Czech Astigmatismus (optika)
el	Greek Αστιγματισμός και καμπύλωση πεδίου
en	English Astigmatism (optical systems)
es	Spanish Astigmatismo (sistemas ópticos)
fa	Persian تاری نامتقارن
fr	French Astigmatisme (optique)
hr	Croatian Astigmatizam (optika)
it	Italian Astigmatismo (ottica)
ja	Japanese 非点収差
kk	Kazakh Астигматтық (аберрация)
ko	Korean 비점수차
nl	Dutch Astigmatisme (optica)
nn	Norwegian (Nynorsk) Astigmatisme
pl	Polish Astygmatyzm
ro	Romanian Astigmatism
ru	Russian Астигматизм (аберрация)
sk	Slovak Astigmatizmus (optika)
sl	Slovenian Astigmatizem (optika)
sr	Serbian Астигматизам
ta	Tamil சிதறல் பார்வை
th	Thai ความคลาดเอียง
tr	Turkish Astigmatizm (optik sistemler)
uk	Ukrainian Астигматизм
uz	Uzbek Astigmatizm (optik tizimlar)
zh	Chinese 像散

Best Rank

English: #206747 03.2025

Global: #121173 03.2009

Best Rank

English: #9726 04.2004

Global: #29480 04.2004

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information