o  Course homepage, Ongoing Lectures, TT-system 

• Instructor’s weekly informal sessions:

Tu 3:30-4:20, RAS 213 ; Fri 4-5, RLM 5.104

• We welcome our visitors from the Dean’s office of College of Natural Science. (They will observe students’ use of I-clickers during our

o it (inclass_test) session and

o iq (interactive_quiz) sessions. )

Lec. 36 Wave Optics -- I

o More on Huygen’s construction in geometric optics

· Review on Huygen’s construction.

· Exercise on Lens maker’s formula

· Iq-sessions. ç End of today’s use of Iclickers.

o The two-slit experiment: Sec 35.3

· Interference pattern due to a path difference

· Example 2

o Thin film interference patterns: Sec 35.1, 35.2

· Phase difference due to phase difference and reflection.

· Newton’s ring.

· Michelson interferometer.

Reminders:

• There is the regular weekly instructor’s informal session tomorrow. See time and place above.