Optics - Fermat’s Principle : Thin Lens Formula / Lens Maker’s Formula / Lens Formula

[@Rkmathtricks]

Sir your explanation is outstanding ♥️.lf a back bencher watch this lecture he also remember it a long time.... Thanks sir for giving us such type of precious lecture.. ♥️🇮🇳

[@AdvancedPhysics]

It's my pleasure

[@PrinceSingh-xp1lr]

Thank you ❤️

[@siteshthakur5779]

Very nice lecture sir thanku sir