HS Code 9031.49
Optical instruments and appliances; for measuring or checking, n.e.c. in chapter 90
9031.49.10.00
NOS
General Duty: Free
Profile projectors
9031.49.40.00
NOS
General Duty: Free
Optical coordinate-measuring machines, nesoi
9031.49.70.00
NOS
General Duty: Free
Optical instrument & appliance: to inspect masks (not photomask) used to mfg semiconductor devices; to measure contamination on such devices
9031.49.90.00
NOS
General Duty: Free