When a beam of light meet the boundary between two different media,
This java applet let you play with a thick lens.
For thin lens and mirror please check out
Thin Lens (converging/diverging
lens/mirrors) java applet
How to play:
You can click the left mouse button within one of four cyan circle around the lens
Light beam entering from the left of the screen.
You can click at the beam and drag it up/down.
Hit Reset button for default conditions.
Approximate indices of refraction of various substance
Air | 1.00029 |
ice | 1.31 |
water | 1.333 |
Ethyl alcohol | 1.36 |
Fused quartz SiO2 | 1.4584 |
glass | 1.5 - 1.6 |
diamond | 2.417 |
Futile TiO2 | 2.907 |
Gallium phosphide | 3.50 |
Your suggestions are highly appreciated! Please click hwang@phy03.phy.ntnu.edu.tw
Author¡GFu-Kwun Hwang, Dept. of physics, National Taiwan Normal University
Last modified : More physics related java applets