There are 25400 microns in one inch. Therefore, rounded to three significant figures, 12 microns is equal to 12/25400 = 0.000472 inches.
150 microns is about 0.005905512 inches.
30 microns is about 0.001181102 inches.
30in is 762000 microns of vacuum
Rounded to three significant figures, 10 microns is equal to 0.000394 inches.
Rounded to three significant figures, 125 microns is equal to 0.00492 inches.
0.0002008 inches, approx.
1 millimeter = 1,000 microns
.004921
3 microns is about 0.00011811 inches.
200 microns is about 0.007874016 inches.
25.4 microns.
2.5 microns = 9.84251969 × 10-5 inches