Lect24

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Unformatted text preview: s in fast ­slow direc/ons Strategic Analysis Determine state of polariza/on and intensity reduc/on aZer each object Mul/ply individual intensity reduc/ons to get final reduc/on. Electricity & Magne/sm Lecture 24, Slide 22 Calculation Light is incident on two linear polarizers and a quarter wave plate (QWP) as shown. fast 45o y RCP E1 x w slo Ex E y I1 60o λ/4 I2 z I3 What is the polariza/on of the light aZer the QWP? y y A) LCP B) RCP C) x D) x E) un ­polarized Light incident on QWP is linearly polarized at 45o to fast axis LCP or RCP? Easiest way: Right Hand Rule: Light will be circularly polarized aZer QWP Curl fingers of RH back to front Thumb points in dir of propaga/on if right hand polarized. RCP Electricity & Magne/sm Lecture 24, Slide 23 Calculation Light is incident on two linear polarizers and a quarter wave plate (QWP) as shown. fast 45o y RCP E1 x w slo Ex E y I1 60o λ/4 I2 z I3 What is the intensity I2 of the light aZer the QWP...
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This note was uploaded on 03/07/2013 for the course PHYS 121 taught by Professor Chen during the Spring '13 term at Simon Fraser.

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