Java Physics



Plane Mirror Image



A Funny Demonstration :
"No matter a plane mirror is placed closer to or farher away from you, the portion of your body seen through the mirror is always the same"


(1) Drag the mirror to its right front position.
(2) Drag the scrollbar"object distance" to its far right end (set the object as close as possible to you)
(3) Check the box "Smaller Mirror"
(4) Then use the scrollbar "Shift the mirror (Front-Back)" to change the object-mirror distance.



Internal Links :

Refraction through prism (Applet)

Run Applet Online

Download Executable Jar File




  • The author (Chiu-king Ng) has the copyright on all the simulations in this website.
  • Email, where AA is the prime number following 7.
  • Last Update:2018-5-4