Legge di Lambert

Lambert's cosine law - description in optics of the angular dependency of the radiant intensity of a radiant surface. Article “Legge di Lambert” in Italian Wikipedia has 8.5 points for quality (as of July 1, 2026). The article contains 1 references and 6 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.45 points.

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

Since the creation of article “Legge di Lambert”, its content was written by 30 registered users of Italian Wikipedia and edited by 328 registered Wikipedia users in all languages.

The article is cited 14 times in Italian Wikipedia and cited 307 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #9366 in October 2005
• Global: #3755 in January 2003

The highest popularity rank from 2008:

• Local (Italian): #49931 in February 2008
• Global: #126578 in March 2015

There are 28 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, 2026 (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	Catalan (ca) Llei de Lambert		30.703
2	Hungarian (hu) Lambert-féle koszinusztörvény		26.0128
3	English (en) Lambert's cosine law		25.6757
4	Tamil (ta) லாம்பர்ட் விதி		24.7547
5	Korean (ko) 람베르트의 코사인 법칙		21.9413
6	Croatian (hr) Lambertov kosinusni zakon		21.627
7	Norwegian (no) Lamberts lov		20.0926
8	German (de) Lambertsches Gesetz		18.7121
9	Thai (th) กฎโคไซน์ของลัมแบร์ท		18.2943
10	Chinese (zh) 朗伯余弦定律		17.2744

More...

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

The most popular language versions of the article "Legge di Lambert" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Lambert's cosine law		1 134 299
2	German (de) Lambertsches Gesetz		466 983
3	Russian (ru) Закон Ламберта		115 869
4	Polish (pl) Prawo Lamberta		115 270
5	Italian (it) Legge di Lambert		102 014
6	Spanish (es) Ley de Lambert		90 861
7	French (fr) Loi de Lambert		76 131
8	Chinese (zh) 朗伯余弦定律		52 494
9	Japanese (ja) ランベルトの余弦則		48 814
10	Dutch (nl) Wet van Lambert		19 373

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 "Legge di Lambert" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Lambert's cosine law		2 402
2	German (de) Lambertsches Gesetz		657
3	French (fr) Loi de Lambert		315
4	Russian (ru) Закон Ламберта		303
5	Chinese (zh) 朗伯余弦定律		286
6	Japanese (ja) ランベルトの余弦則		279
7	Korean (ko) 람베르트의 코사인 법칙		141
8	Italian (it) Legge di Lambert		131
9	Polish (pl) Prawo Lamberta		107
10	Spanish (es) Ley de Lambert		100

More...

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

Language versions of the article "Legge di Lambert" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Lambert's cosine law		88
2	German (de) Lambertsches Gesetz		62
3	Italian (it) Legge di Lambert		30
4	French (fr) Loi de Lambert		22
5	Polish (pl) Prawo Lamberta		13
6	Russian (ru) Закон Ламберта		12
7	Hungarian (hu) Lambert-féle koszinusztörvény		11
8	Japanese (ja) ランベルトの余弦則		11
9	Turkish (tr) Lambert kosinüs yasası		11
10	Chinese (zh) 朗伯余弦定律		10

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

Language versions of the article "Legge di Lambert" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) قانون جيب التمام للامبرت		1
2	Belarusian (be) Закон Ламберта		0
3	Catalan (ca) Llei de Lambert		0
4	German (de) Lambertsches Gesetz		0
5	English (en) Lambert's cosine law		0
6	Spanish (es) Ley de Lambert		0
7	Estonian (et) Lamberti koosinusseadus		0
8	French (fr) Loi de Lambert		0
9	Hebrew (he) חוק הקוסינוס של למברט		0
10	Hindi (hi) लैम्बर्ट का कोज्या नियम		0

More...

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

Language versions of the article "Legge di Lambert" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	French (fr) Loi de Lambert		74
2	English (en) Lambert's cosine law		48
3	German (de) Lambertsches Gesetz		41
4	Spanish (es) Ley de Lambert		20
5	Catalan (ca) Llei de Lambert		18
6	Italian (it) Legge di Lambert		14
7	Russian (ru) Закон Ламберта		11
8	Japanese (ja) ランベルトの余弦則		8
9	Korean (ko) 람베르트의 코사인 법칙		8
10	Polish (pl) Prawo Lamberta		8

More...

#	Language	Value
ar	Arabic قانون جيب التمام للامبرت
be	Belarusian Закон Ламберта
ca	Catalan Llei de Lambert
de	German Lambertsches Gesetz
en	English Lambert's cosine law
es	Spanish Ley de Lambert
et	Estonian Lamberti koosinusseadus
fr	French Loi de Lambert
he	Hebrew חוק הקוסינוס של למברט
hi	Hindi लैम्बर्ट का कोज्या नियम
hr	Croatian Lambertov kosinusni zakon
hu	Hungarian Lambert-féle koszinusztörvény
hy	Armenian Լամբերտի օրենք
it	Italian Legge di Lambert
ja	Japanese ランベルトの余弦則
ko	Korean 람베르트의 코사인 법칙
nl	Dutch Wet van Lambert
nn	Norwegian (Nynorsk) Lamberts cosinuslov
no	Norwegian Lamberts lov
pl	Polish Prawo Lamberta
pt	Portuguese Lei do Cosseno de Lambert
ru	Russian Закон Ламберта
sh	Serbo-Croatian Lambertov kosinusni zakon
ta	Tamil லாம்பர்ட் விதி
th	Thai กฎโคไซน์ของลัมแบร์ท
tr	Turkish Lambert kosinüs yasası
uz	Uzbek Lambert qonuni
zh	Chinese 朗伯余弦定律

Best Rank

Italian: #49931 02.2008

Global: #126578 03.2015

Best Rank

Italian: #9366 10.2005

Global: #3755 01.2003

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information