On Apr 9, 4:21 am, EricP wrote:
On 8 Apr 2007 06:22:06 -0700, "Matty F"
wrote:

I wish to attach about 40 small mirrors around the outside of a disk.
The mirrors are 10mm square and the disk will be about 130mm diameter
and 10mm thick. The disk will spin at about 300rpm.


Sticky back and 300rpm?

Forget it!

But that's only 5 revolutions per second. I can wave my hand around
that fast. Do you really think it's a problem?