PAO Accredited Laboratories (as of Dec. 2012) - DTI

Products/
Class of Test
Measured quantities/
instrument
Range to be
calibrated
214 of 391
Best
measurement
capability
expressed as an
uncertainty ()*
Standard
Method/
Reference
Standard
Up to 300 mm 28 m
Up to 450 mm 28 m
Up to 600 mm 28 m
Height Gauge @ 0.02 Up to 150 mm 15 m
mm resolution Up to 200 mm 15 m
Up to 300 mm 15 m
Up to 450 mm 15 m
Up to 600 mm 16 m
Height Gauge @ 0.01 Up to 150 mm 8 m
mm resolution Up to 200 mm 8 m
Up to 300 mm 9 m
Up to 450 mm 10 m
Up to 600 mm 11 m
.24 Feeler gauges Feeler gauge Up to 0.01 to
0.06 mm
2 m JIS B 7524:1992
Over 0.06 to 0.10
mm
2 m
Over 0.10 to 0.35
mm
2 m
Over 0.35 to 0.65
mm
2 m
Over 0.65 to 3.0 2 m
.28 Other External Micrometer 0 to 25 mm 2 m JIS B 7502:1994
measuring @ 0.01 and 0.001 25 to 50 mm 2 m
instruments mm resolution 50 to 75 mm 2 m
and tools 100 to 125 mm 2 m
125 to 150 mm 2 m
5.05 Surface topography
.01 Surface texture Surface texture Surftest JIS B 0651:1996
Surface Step
Measurement
0-100 mm 0.1 m
Straightness of Drive
Unit
0-100 mm 0.8 m
Radius Stylus
Measurement
0-100 mm 0.2m
Relative Error of
Horizontal Magnification
Measurement
0-100 mm 0.6 m
Repeatability of Radius
Measurement
0-100 mm 0.09 m
.02 Roundness Roundness Roundtest JIS B 7451:1991
Cylidricity Measurement 0-200 mm 0.9 m
Rotational Accuracy in
Radius Direction
0-200 mm 0.3 m
Parallelism
Measurement
0-200 mm 1.3 m
Straightness Straightness
0-100 mm 1.4 m In-House
Contracer
Measurement
CD-WI-014
X-axis Magnification 0-100 mm 1.5 m
X-axis Magnification 0-100 mm 1.5 m
Z-axis Magnification 0-50 mm 1.4 m
5.08 Dimensional precision instruments
.10 Length Quick Vision JIS B 7440:1987
measuring QV PRO 606/QV 606 Z
machine U1x-axis 0-400 mm 3.5 m
U1y-axis 0-400 mm 3.5 m
U1z-axis 0-120 mm 1.5 m
Parallelism 600x600 mm 6.0 m
Squareness of x-axis (y
as reference)
0-600 mm
1.8 m
mm