| This article is within the scope of WikiProject Photography, a collaborative effort to improve the coverage of photography on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.PhotographyWikipedia:WikiProject PhotographyTemplate:WikiProject PhotographyPhotography articles | | Mid | This article has been rated as Mid-importance on the project's importance scale. |
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| This article is within the scope of WikiProject Glass, a collaborative effort to improve the coverage of glass on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.GlassWikipedia:WikiProject Physics/Taskforces/GlassTemplate:WikiProject Glassglass articles | | Low | This article has been rated as Low-importance on the importance scale. |
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