These files are created by the Swedish makers of a very innovative bow.  Write them at their email address.

Visit their website and see their bow, called the Variable 

This page is from their website:

Variable High Speed Movies
September 2002

Ingrid Kihlander and Göran Bjerendahl shooting 

With QuickTime player you can use the left and right arrow keys to move (2ms/step)
 stepwise through the movies. Use enter key to start. Zoom in under menu item "Film".  Try to see the arrow's rotation.

Quick Time Player Apple's download site

Ingrid, front view   AVI file, 620 kB     (alternate)

Ingrid, close up front view  AVI-file, 680kB (alt)

Ingrid, side view   AVI-file,  450kB  (alt)

Göran, front view  AVI-file,  570kB  (alt)

Göran, side view  AVI-file,  410kB (alt)

To be marketed by  Ide-Teknik

Video sequence showing some of the adjustments of Variable!  AVI-fil  4400kB

The same AVI file, zipped!  ZIP-fil  3000kB

Write to bertil@ide-teknik.com if you have or want more information