कैसेग्रेन दूरदर्शक: Difference between revisions

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cassegrain telescope
cassegrain telescope


[[Category:किरण प्रकाशिकी एवं प्रकाशिक यंत्र]]
[[Category:किरण प्रकाशिकी एवं प्रकाशिक यंत्र]][[Category:कक्षा-12]]

Revision as of 12:03, 3 August 2023

cassegrain telescope