입사각

ko

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입사각

Quality:

Angle of incidence - angle between a ray incident on a surface and the line perpendicular to the surface at the point of incidence. Article “입사각” in Korean Wikipedia has 2.8 points for quality (as of July 1, 2025).

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

Since the creation of article “입사각”, its content was written by 4 registered users of Korean Wikipedia and edited by 241 registered Wikipedia users in all languages.

The article is cited 16 times in Korean Wikipedia and cited 641 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Korean): #1402 in October 2007
  • Global: #28203 in July 2004

The highest popularity rank from 2008:

  • Local (Korean): #32708 in March 2008
  • Global: #100518 in May 2021

There are 20 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1French (fr)
Angle d'incidence (optique)
24.3497
2Portuguese (pt)
Ângulo de incidência
22.9275
3Catalan (ca)
Angle d'incidència
22.3873
4Finnish (fi)
Tulokulma
22.2051
5Chinese (zh)
入射角
20.7147
6Malay (ms)
Sudut tuju (optik)
18.832
7Persian (fa)
زاویه تابش
17.6739
8English (en)
Angle of incidence (optics)
16.9248
9Ukrainian (uk)
Кут падіння (оптика)
11.3766
10Polish (pl)
Kąt padania
9.4902
More...

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

Most popular in all the time

The most popular language versions of the article "입사각" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Angle of incidence (optics)
642 800
2Spanish (es)
Ángulo de incidencia
295 677
3German (de)
Einfallswinkel
163 012
4French (fr)
Angle d'incidence (optique)
149 931
5Portuguese (pt)
Ângulo de incidência
92 544
6Polish (pl)
Kąt padania
81 198
7Chinese (zh)
入射角
57 855
8Persian (fa)
زاویه تابش
46 364
9Swedish (sv)
Infallsvinkel
39 530
10Arabic (ar)
زاوية السقوط (بصريات)
34 408
More...

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

Most popular in June 2025

The most popular language versions of the article "입사각" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Angle of incidence (optics)
3 700
2Chinese (zh)
入射角
299
3French (fr)
Angle d'incidence (optique)
219
4Korean (ko)
입사각
217
5German (de)
Einfallswinkel
215
6Spanish (es)
Ángulo de incidencia
124
7Persian (fa)
زاویه تابش
123
8Portuguese (pt)
Ângulo de incidência
116
9Polish (pl)
Kąt padania
66
10Italian (it)
Angolo d'incidenza (ottica)
57
More...

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

The highest AI

Language versions of the article "입사각" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Einfallswinkel
46
2English (en)
Angle of incidence (optics)
40
3French (fr)
Angle d'incidence (optique)
29
4Italian (it)
Angolo d'incidenza (ottica)
20
5Spanish (es)
Ángulo de incidencia
17
6Portuguese (pt)
Ângulo de incidência
16
7Polish (pl)
Kąt padania
12
8Chinese (zh)
入射角
12
9Catalan (ca)
Angle d'incidència
10
10Arabic (ar)
زاوية السقوط (بصريات)
8
More...

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

The highest AI in June 2025

Language versions of the article "입사각" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
زاوية السقوط (بصريات)
0
2Catalan (ca)
Angle d'incidència
0
3Danish (da)
Indfaldsvinkel
0
4German (de)
Einfallswinkel
0
5English (en)
Angle of incidence (optics)
0
6Spanish (es)
Ángulo de incidencia
0
7Persian (fa)
زاویه تابش
0
8Finnish (fi)
Tulokulma
0
9French (fr)
Angle d'incidence (optique)
0
10Italian (it)
Angolo d'incidenza (ottica)
0
More...

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

The highest CI

Language versions of the article "입사각" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Angle of incidence (optics)
185
2German (de)
Einfallswinkel
76
3French (fr)
Angle d'incidence (optique)
61
4Spanish (es)
Ángulo de incidencia
51
5Chinese (zh)
入射角
50
6Portuguese (pt)
Ângulo de incidência
31
7Ukrainian (uk)
Кут падіння (оптика)
27
8Catalan (ca)
Angle d'incidència
25
9Persian (fa)
زاویه تابش
25
10Urdu (ur)
زاویہ وقوع
19
More...

Scores

Estimated value for Wikipedia:
Korean:
Global:
Popularity in June 2025:
Korean:
Global:
Popularity in all years:
Korean:
Global:
Authors in June 2025:
Korean:
Global:
Registered authors in all years:
Korean:
Global:
Citations:
Korean:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
زاوية السقوط (بصريات)
caCatalan
Angle d'incidència
daDanish
Indfaldsvinkel
deGerman
Einfallswinkel
enEnglish
Angle of incidence (optics)
esSpanish
Ángulo de incidencia
faPersian
زاویه تابش
fiFinnish
Tulokulma
frFrench
Angle d'incidence (optique)
itItalian
Angolo d'incidenza (ottica)
koKorean
입사각
msMalay
Sudut tuju (optik)
nnNorwegian (Nynorsk)
Innfallsvinkel
noNorwegian
Innfallsvinkel
plPolish
Kąt padania
ptPortuguese
Ângulo de incidência
svSwedish
Infallsvinkel
ukUkrainian
Кут падіння (оптика)
urUrdu
زاویہ وقوع
zhChinese
入射角

Popularity rank trends

Best Rank Korean:
#32708
03.2008
Global:
#100518
05.2021

AI rank trends

Best Rank Korean:
#1402
10.2007
Global:
#28203
07.2004

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Angle of incidence from Wikipedia articles about Snells law, Jerusalem cross, Black body, Fast inverse square root and Fresnel equations. Whereas reading the article about Angle of incidence people most often go to Wikipedia articles on Reflection, Ray, Lloyds mirror, Total internal reflection and Geometrical optics.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Korean Wikipedia the most popular articles on that day were: 문화방송, WBSC 프리미어 12, 박충권, 한국방송공사, 한국교육방송공사, 임우재, 이부진, 홍라영, 제프리 엡스타인, 차지연.

About WikiRank

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