Air Wedge-Shaped Film Interference Explained | Fringe Width & Derivation

Master the concept of Interference in an Air Wedge-Shaped Thin Film! In this video, we derive the optical path difference, conditions for bright and dark straight-line fringes, fringe width (\beta). Air Wedge Interference, Wedge Shaped Thin Film, Interference Physics, Fringe Width Wedge Film, Thickness of Thin Wire Air Wedge, Optics Waves Physics, Wedge Film Derivation