lecture 5 100907 - Optics: Reflection, Refraction...

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Unformatted text preview: Optics: Reflection, Refraction 05/25/2006 Lecture 16 Reflection We describe the path of light as straight-line rays geometrical optics approach Reflection off a flat surface follows a simple rule: angle in (incidence) equals angle out angles measured from surface normal (perpendicular) surface normal same angle incident ray exit ray Thanks to our friends at UCSD for help with the slides Consistent with principle of least time too long A B shortest path; equal angles It is against the honor code to It is against the honor code to click click for someone else for someone else- violators will loose all clicker pts. violators will loose all clicker pts. HITT RF Remote Login Procedure: HITT RF Remote Login Procedure: 1. 1. PRESS AND HOLD THE DOWN ARROW KEY until the PRESS AND HOLD THE DOWN ARROW KEY until the GREEN light on the remote turns RED. GREEN light on the remote turns RED. 2. 2. PRESS THE PRESS THE 0 KEY and you will see the RED light flash KEY and you will see the RED light flash GREEN. GREEN. 3. 3. PRESS THE PRESS THE 9 KEY and you will see the RED light flash KEY and you will see the RED light flash GREEN. GREEN. 4. 4. PRESS AND RELEASE THE DOWN ARROW KEY again PRESS AND RELEASE THE DOWN ARROW KEY again and you will see the red light search for the receiver, if it and you will see the red light search for the receiver, if it BLINKS GREEN MULTIPLE TIMES you are logged in.BLINKS GREEN MULTIPLE TIMES you are logged in....
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lecture 5 100907 - Optics: Reflection, Refraction...

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