File talk:Convex lens - converging light rays.png
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 | This file was nominated for deletion on 6 June 2018 but was kept. If you are thinking about re-nominating it for deletion, please read that discussion first. |
this file is my own work. it is used in the article ద్వికుంభాకార కటకం. please do not delete it.K.Venkataramana (talk) 16:01, 6 June 2018 (UTC)
