Re: I am confused about mils, mm and microns
Subject: Re: I am confused about mils, mm and microns
From: Terry Fritz <twf-at-verinet-dot-com>
Date: Thu, 28 Jan 1999 18:55:23 -0700
A good question...
1 mil = 0.001 inch
39.37... mil = 1mm
We don't use the micron for anything here but:
1u = 1/1000000 meter = 3.937... x 10^-5 inch
So 4 mil poly is 0.004 inch thick.
At 01:05 AM 1/28/99 +1100, you wrote:
> When poly is referred to as 4 mil does this mean 4 thousanths of an
>inch thick? If this is the case then would not 40 mil poly be 1 millimeter
>thick (1mm=40 thou) ?? Or when you speak of mil do you mean 100 micron
>thick poly? Sorry to ask so basic a question but thanks for helping out.
>Kind regards, David.