thanks!

this is not in google but it is very nice because of the nice picture.
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=502.0 [img]http://www.phy.ntnu.edu.tw/ntnujava/index.php?action=dlattach;topic=683.0;attach=703;image[/img]



some other google search results from "Micrometer java applet"

http://members.shaw.ca/ron.blond/Micrometer.APPLET/[img]http://www.phy.ntnu.edu.tw/ntnujava/index.php?action=dlattach;topic=683.0;attach=656;image[/img]

[color=red][b]possible improvements: add a rachet at the back for finer movement of the thimble[/b][/color]
http://www.vjc.moe.edu.sg/fasttrack/physics/macrometer_ya_v6.htm[img]http://www.phy.ntnu.edu.tw/ntnujava/index.php?action=dlattach;topic=683.0;attach=658;image[/img]
[color=red][b]possible improvements: add a lock nut to disable rotation the micrometer for showing answer without distortion the reading[/b][/color]
[color=red][b]possible improvements: add a clear indication that 2 rounds of the thimble equivalent to 1.00 mm = 100 reading markings moved[/b][/color]
nice picture
http://www.technologystudent.com/images3/microm1.gif
http://www.technologystudent.com/equip1/microm1.htm
[img]http://www.technologystudent.com/images3/microm1.gif[/img]

again the post is the 4th top search result for google on "Micrometer java applet" !![img]http://www.phy.ntnu.edu.tw/ntnujava/index.php?action=dlattach;topic=683.0;attach=331;image[/img]

another good micrometer made in flash by http://www.stefanelli.eng.br/ a creative commons licensee too
http://www.stefanelli.eng.br/webpage/en-aka-micrometer-caliper-outside-millimetre-thousandth.html