ऑप्टिकल उपकरण: Revision history

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26 April 2023

25 April 2023

13 April 2023

27 March 2023

  • curprev 12:1612:16, 27 March 2023alpha>Indicwiki 6,384 bytes +6,384 Created page with "{{Short description|Scientific instrument using light waves for image viewing}} {{More citations needed|date=December 2009}} File:Optical Devices England 1858.jpg|thumb|1858..."