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       <dc:date>2026-04-29T09:06:47+00:00</dc:date>
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        <title>phylabs:lab_courses:phys-140-wiki-home:spring-experiments:optics-lab:marks-final-notes</title>
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        <description>Marks Final Notes - PHYS143 Optics Lab

My final notes on the PHYS143 optics lab, which is one that I am not really satisfied with.

Snells Law has usually not been covered in lecture before this lab comes up, which is fine.  Optics has usually not come up either, and some faculty skip it entirely so that they can get to more</description>
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        <description>Setup for PHYS143 Optics Lab

There are two parts to this lab; Snells Law and Simple Lenses &amp; Telescope.

For this lab there is enough apparatus and space for each station (there are 5 stations for the 140's labs) to have their own dedicated apparatus.</description>
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        <dc:date>2025-04-28T15:48:27+00:00</dc:date>
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        <title>phylabs:lab_courses:phys-140-wiki-home:spring-experiments:optics-lab:start</title>
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        <description>Experiment Setup

Geometrical Optics PHYS143

(Updated April 2025)

This lab is intended to illustrate how light rays behave in some simple optical setups. The basic principles you will become familiar with in this lab are commonly encountered in many research applications ranging from quantum optics to telescopes.  As part of this lab you will learn:$n = \dfrac{c_{vaccum}}{c_{medium}}$$c_{vacuum}$$c_{medium}$$n_1\sin\theta_1 = n_2\sin\theta_2$$\theta_1$$\theta_2$$n$$n$$\dfrac{1}{f} = \dfrac{1}{…</description>
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