I stopped reading when it became aparent that you thought an inch gage could
read vacuums.
Christopher A. Young
Learn more about Jesus
www.lds.org
..
"Jim Wilkins" wrote in message
...
"Jim Wilkins" wrote in message
...
400 microns is 0.01".
Oops, mental math mistake.
0.016" (0.015748")
http://www.kylesconverter.com/mass/microns-to-inches
jsw