Announcements 2/13/12 Prayer Exam going on No homework due tomorrow
Reading Quiz In circularly polarized light, the two components of the E-field differ by a phase of: p/3 p/2 2p/3 p
Reading Quiz The mathematical objects that describe polarization states are ______ vectors. Jones Newton Maxwell Smith Zelazny
Circularly Polarized, pictures RCP vs LCP: which is this? Pictures from Wikipedia
Jones vectors
Elliptically polarized E still rotates at a given point in space. But E is strongest when it points along a certain line, and weakest when it points 90 degrees from that line.
Jones vector summary Linear, x Linear, y Linear, at angle a from x-axis RCP LCP RCP-like elliptical, with long axis of ellipse along x- or y-axes elliptical, axis of ellipse at an angle given by Eqn 6.12
Unpolarized light?
Polarizers Crystals Polaroid film Lines of wires Polaroid Film www.thorlabs.com
Jones matrices Today: just for linear polarizers