====== Geometrical Optics ======
----

==== Optical rail ====

  * 2 Optical rails
  * 4 post holders
  * 2 lens holders
  * Post holder (for screen or mirror)
    * Has 5-40 threading for screws
  * Light source
  * Screen
  * Red lens
  * Blue lens
  * Small mirror
  * Mask w/ 3 holes
  * Meter stick

| {{:phylabs:lab_courses:phys-120_130-wiki-home:spring-experiments:geometrical-optics:geo_optics_rail.png?direct&400|}} |

==== Snell's law ====

  * Cork board
  * Small plastic frame tray
  * Large mirror
  * 2 large binder clips
  * ~10 pins
  * Protractor
  * Plastic and/or metal ruler
  * Stack of paper

| {{:phylabs:lab_courses:phys-120_130-wiki-home:spring-experiments:geometrical-optics:geo_optics_snells_law.png?direct&400|}} |

==== Common area ====

  * 4 or 5 spherometers w/ glass plates
  * Spare parts:
    * Light source
    * Small mirrors
    * Large mirrors
    * Red and blue lenses
    * Pins

| {{:phylabs:lab_courses:phys-120_130-wiki-home:spring-experiments:geometrical-optics:geo_optics_common_area.png?direct&400|}} |