hw20 - fcλf λλnλ vλ fv L L L L = =n n v c n c L L t =...

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Unformatted text preview: fcλf λλnλ vλ fv L L L L = =n n v c n c L L t = + + c c L L t = + + c c L L ∆t = − c c t= L = c L + c + + L = c L = c L c L c ∆t = ym = L c mλD mD∆λ ∆ym = d d ∆y = × − × − × − − ∆y ABAB AB Phase of B= kx – ω t AT/λ/Phase of A= kx + λ/– ω (t + T/ = kx – ω t + kλ/ – ωT/ = kx – ω t + π/λ)λ/ – π/T)T/4 = kx – ω t aθmλminimamλmmminimum mbright area aθmλfλcontract toward the center λcontract toward the center ...
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hw20 - fcλf λλnλ vλ fv L L L L = =n n v c n c L L t =...

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