18. A thin lens made of glass with the index of refraction versus wavelength as shown...

Question

Question

$18. A thin lens made of glass with the index of refraction versus wavelength as shown in the figure. It has a focal length of$

Answer 1

Answer #1

FcaR Iens+th f an Tense is b Siven (1 Re Re Frscve in Ar>» I ense f fDcal lens-th is decreqse Hrn Heae been increased has Re

Answer 2

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