Optically variable ink

Optically variable ink - anti-counterfeiting measure on banknotes and other official documents. Article “Optically variable ink” in English Wikipedia has 26.5 points for quality (as of July 1, 2025). The article contains 9 references and 2 sections.

In this language version of Wikipedia the article has the best quality. However, the most popular language version of this article is Spanish.

In June 2025 the article “Optically variable ink” was edited by 1 authors in English Wikipedia and written by 2 authors in all languages.

Since the creation of article “Optically variable ink”, its content was written by 37 registered users of English Wikipedia and edited by 103 registered Wikipedia users in all languages.

The article is cited 67 times in English Wikipedia and cited 121 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #115760 in August 2019
• Global: #128678 in June 2023

The highest popularity rank from 2008:

• Local (English): #373649 in February 2015
• Global: #491316 in June 2025

There are 8 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	English (en) Optically variable ink		26.499
2	Spanish (es) Tinta ópticamente variable		25.8415
3	Russian (ru) OVI (краска)		25.0685
4	Arabic (ar) حبر متغير		19.9269
5	Ukrainian (uk) Оптично-змінне чорнило		19.577
6	French (fr) Encre optiquement variable		16.0767
7	Chinese (zh) 光学变色油墨		15.4302
8	German (de) OVI (Druck)		14.3708

More...

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

The most popular language versions of the article "Optically variable ink" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Optically variable ink		201 197
2	German (de) OVI (Druck)		35 216
3	Chinese (zh) 光学变色油墨		30 418
4	Russian (ru) OVI (краска)		24 561
5	Spanish (es) Tinta ópticamente variable		10 563
6	French (fr) Encre optiquement variable		1 547
7	Ukrainian (uk) Оптично-змінне чорнило		490
8	Arabic (ar) حبر متغير		123

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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 "Optically variable ink" in June 2025

#	Language	Popularity award	Relative popularity
1	Spanish (es) Tinta ópticamente variable		2 212
2	English (en) Optically variable ink		984
3	Chinese (zh) 光学变色油墨		184
4	Russian (ru) OVI (краска)		70
5	German (de) OVI (Druck)		65
6	French (fr) Encre optiquement variable		62
7	Arabic (ar) حبر متغير		22
8	Ukrainian (uk) Оптично-змінне чорнило		22

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

Language versions of the article "Optically variable ink" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Optically variable ink		37
2	German (de) OVI (Druck)		25
3	Russian (ru) OVI (краска)		19
4	French (fr) Encre optiquement variable		8
5	Chinese (zh) 光学变色油墨		6
6	Spanish (es) Tinta ópticamente variable		4
7	Arabic (ar) حبر متغير		2
8	Ukrainian (uk) Оптично-змінне чорнило		2

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 "Optically variable ink" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Optically variable ink		1
2	Spanish (es) Tinta ópticamente variable		1
3	Arabic (ar) حبر متغير		0
4	German (de) OVI (Druck)		0
5	French (fr) Encre optiquement variable		0
6	Russian (ru) OVI (краска)		0
7	Ukrainian (uk) Оптично-змінне чорнило		0
8	Chinese (zh) 光学变色油墨		0

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

Language versions of the article "Optically variable ink" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Optically variable ink		67
2	Chinese (zh) 光学变色油墨		20
3	German (de) OVI (Druck)		12
4	Spanish (es) Tinta ópticamente variable		7
5	French (fr) Encre optiquement variable		7
6	Russian (ru) OVI (краска)		4
7	Ukrainian (uk) Оптично-змінне чорнило		3
8	Arabic (ar) حبر متغير		1

More...

#	Language	Value
ar	Arabic حبر متغير
de	German OVI (Druck)
en	English Optically variable ink
es	Spanish Tinta ópticamente variable
fr	French Encre optiquement variable
ru	Russian OVI (краска)
uk	Ukrainian Оптично-змінне чорнило
zh	Chinese 光学变色油墨

Best Rank

English: #373649 02.2015

Global: #491316 06.2025

Best Rank

English: #115760 08.2019

Global: #128678 06.2023

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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