Cardinal point (optics)

Cardinal point - term in Gaussian optics. Article “Cardinal point (optics)” in English Wikipedia has 50.6 points for quality (as of July 1, 2025). The article contains 19 references and 12 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 5.62 points.

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

Since the creation of article “Cardinal point (optics)”, its content was written by 76 registered users of English Wikipedia and edited by 170 registered Wikipedia users in all languages.

The article is cited 248 times in English Wikipedia and cited 475 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #25113 in September 2013
• Global: #86374 in April 2005

The highest popularity rank from 2008:

• Local (English): #93991 in November 2014
• Global: #152189 in April 2015

There are 15 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	Chinese (zh) 基點		52.7865
2	English (en) Cardinal point (optics)		50.6233
3	Ukrainian (uk) Кардинальні точки (оптика)		32.5464
4	French (fr) Point cardinal (optique)		30.4051
5	Uzbek (uz) Kardinal nuqtalar		21.0507
6	Polish (pl) Punkty kardynalne		18.5342
7	Dutch (nl) Dikke lens		15.0443
8	Hebrew (he) נקודות קרדינליות		13.1992
9	Russian (ru) Кардинальные точки		3.9869
10	Portuguese (pt) Ponto cardeal (óptica)		3.0317

More...

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

The most popular language versions of the article "Cardinal point (optics)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Cardinal point (optics)		1 403 220
2	Japanese (ja) 主点		77 364
3	Dutch (nl) Dikke lens		30 877
4	French (fr) Point cardinal (optique)		27 981
5	Polish (pl) Punkty kardynalne		24 447
6	Chinese (zh) 基點		21 888
7	Russian (ru) Кардинальные точки		19 192
8	Hebrew (he) נקודות קרדינליות		9 653
9	Portuguese (pt) Ponto cardeal (óptica)		8 311
10	Indonesian (id) Bidang fokal		5 957

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 "Cardinal point (optics)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Cardinal point (optics)		3 521
2	Chinese (zh) 基點		176
3	Japanese (ja) 主点		107
4	Russian (ru) Кардинальные точки		67
5	French (fr) Point cardinal (optique)		48
6	Polish (pl) Punkty kardynalne		45
7	Hebrew (he) נקודות קרדינליות		44
8	Thai (th) จุดทิศหลัก (ทัศนศาสตร์)		40
9	Dutch (nl) Dikke lens		35
10	Uzbek (uz) Kardinal nuqtalar		28

More...

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

Language versions of the article "Cardinal point (optics)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Cardinal point (optics)		76
2	Hebrew (he) נקודות קרדינליות		17
3	Dutch (nl) Dikke lens		14
4	French (fr) Point cardinal (optique)		13
5	Polish (pl) Punkty kardynalne		10
6	Chinese (zh) 基點		10
7	Russian (ru) Кардинальные точки		6
8	Japanese (ja) 主点		5
9	Ukrainian (uk) Кардинальні точки (оптика)		5
10	Indonesian (id) Bidang fokal		4

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 "Cardinal point (optics)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Chinese (zh) 基點		1
2	English (en) Cardinal point (optics)		0
3	Finnish (fi) Polttotaso		0
4	French (fr) Point cardinal (optique)		0
5	Hebrew (he) נקודות קרדינליות		0
6	Indonesian (id) Bidang fokal		0
7	Japanese (ja) 主点		0
8	Dutch (nl) Dikke lens		0
9	Polish (pl) Punkty kardynalne		0
10	Portuguese (pt) Ponto cardeal (óptica)		0

More...

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

Language versions of the article "Cardinal point (optics)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Cardinal point (optics)		248
2	Dutch (nl) Dikke lens		124
3	Chinese (zh) 基點		28
4	Ukrainian (uk) Кардинальні точки (оптика)		12
5	Indonesian (id) Bidang fokal		11
6	French (fr) Point cardinal (optique)		10
7	Urdu (ur) بصری مرکز		8
8	Russian (ru) Кардинальные точки		7
9	Japanese (ja) 主点		6
10	Hebrew (he) נקודות קרדינליות		5

More...

#	Language	Value
en	English Cardinal point (optics)
fi	Finnish Polttotaso
fr	French Point cardinal (optique)
he	Hebrew נקודות קרדינליות
id	Indonesian Bidang fokal
ja	Japanese 主点
nl	Dutch Dikke lens
pl	Polish Punkty kardynalne
pt	Portuguese Ponto cardeal (óptica)
ru	Russian Кардинальные точки
th	Thai จุดทิศหลัก (ทัศนศาสตร์)
uk	Ukrainian Кардинальні точки (оптика)
ur	Urdu بصری مرکز
uz	Uzbek Kardinal nuqtalar
zh	Chinese 基點

Best Rank

English: #93991 11.2014

Global: #152189 04.2015

Best Rank

English: #25113 09.2013

Global: #86374 04.2005

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

In English Wikipedia the most popular articles on that day were: 98th Academy Awards, Michael B. Jordan, Paul Thomas Anderson, Jessie Buckley, Sinners (2025 film), Amy Madigan, Autumn Durald Arkapaw, Maya Rudolph, Sean Penn, Academy Awards.

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