Geometric Optics Webinar October, 2020
Link to the recording of the webinar https://www.osa.org/en-us/meetings/webinar/2020/october/optics_photonics_webinars_from_the_pbl_projects_-/
General physics web sites that address geometric optics
This web site uses a concept mapping approach to explain several courses worth of physics. To find geometric optics, follow the light and vision link at the top right:
http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html
This site has Interactive simulations for all areas of physics. This is the link to geometric optics.
https://phet.colorado.edu/sims/geometric-optics/geometric-optics_en.html
Specific topics
Abbe Number
http://micro.magnet.fsu.edu/primer/lightandcolor/refractionintro.html
Snell’s Law
https://phet.colorado.edu/sims/html/bending-light/latest/bending-light_en.html
How double rainbows are formed
https://www.youtube.com/watch?v=sK2Yl529U34
The Blue Grotto
https://youtu.be/D2J4ws4QC8E
Mirages
https://www.youtube.com/watch?v=QjIxRMWM5do
http://www.phy.cuhk.edu.hk/phyworld/iq/mirage/mirage_e.html
Apparent depth
http://micro.magnet.fsu.edu/primer/java/refraction/fishtank/index.html
The Green Flash
https://www.youtube.com/watch?v=jYkwmW0rGrM
Types of lenses
https://www.youtube.com/watch?v=4zuB_dSJn1Y
How lenses are made
https://www.youtube.com/watch?v=sDZDsn-ir3E
The Lensmakers Equation calculator (used during the webinar)
http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/lenmak.html
The thin lens equation (optical bench used during the webinar)
http://ophysics.com/l12.html – Used during the webinar Note this applet doesn’t use the Cartesian sign convention.
Spherical aberration
https://www.youtube.com/watch?v=EL9J3Km6wxI
How Mirrors are made:
https://www.youtube.com/watch?v=u03S1Nmslw4
Telescope mirrors
https://www.youtube.com/watch?v=MjUcBWYVF9s
Hubble Telescope
https://www.youtube.com/watch?v=mem1XLHCysM
Dumpster optics lessons for kids (1-2 hours in length, slides available in Spanish) http://lasertechonline.org/lasertechonline/Dumpster_Optics.html
Reflection- what reflects light? Law of reflection Reflection activities
Refraction- jello optics, deck prism model, activities
Exploration Videos (most with simple materials you can do at home)
Pinhole images https://youtu.be/ZnfOHJ_TG34
Light Fountain https://youtu.be/s1o3JPxnDEI
Making kaleidoscopes https://youtu.be/KtziihtyazQ
Disappearing beaker https://youtu.be/JVBTzybzQoI
Laser target game https://youtu.be/izD40kfNAfM
Magic (Air) lens https://youtu.be/N74F1Q1oZ-E
Exploring refraction https://youtu.be/SKmlP6UKUDU
Lab videos- Laser Geeks in an optics lab (These are quite old, recorded in one take, and not the best quality – but Nick Massa building an interferometer is a timeless classic.)
Multiple images in two plane mirrors https://youtu.be/s_c9i6FIf7k
Focal length of a negative lens https://youtu.be/E0eUyVS5TgA
Focal length of spherical mirrors https://youtu.be/ol-FcgYHcso
Refraction at a curved surface https://youtu.be/7ADNKV6L-is
Snell’s Law https://youtu.be/12vjUH80gVk
Pinhole camera https://youtu.be/BVMuWb_h_7Y
