This applet design by prof [b]Hwang[/b] using JDK1.0.2<br />Original URL [url=http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=52.0]Vernier[/url]<br /><br /><center><applet code="ruler.class" width=600 height=360 codebase="/java/ruler/"><param name="Reset" value="Reset"><param name="Show" value="show"><param name="mm" value="mm"><br /></applet></center><br /><br />[img]http://www.phy.ntnu.edu.tw/ntnujava/index.php?action=dlattach;topic=1513.0;attach=3501[/img]