| 8540.71 | | Microwave tubes (for example, magnetrons, klystrons, traveling wave tubes, carcinotrons), excluding grid-controlled tubes: | | | | |
| 8540.71.20 | 00 | Modified for use as parts of microwave ovens | No. | Free | | 35% |
| 8540.99.40 | 00 | Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusive | X | Free | | 35% |
| 8541.10.00 | 60 | Microwave | No. | | | |
| 8543.70.80 | 00 | Microwave amplifiers | No. | 2.6% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 9008.20 | | Microfilm, microfiche or other microform readers, whether or not capable of producing copies: | | | | |
| 9011 | | Compound optical microscopes, including those for photomicrography, cinemicrography or microprojection; parts and accessories thereof: | | | | |
| 9011.10 | | Stereoscopic microscopes: | | | | |
| 9011.20 | | Other microscopes, for photomicrography, cinemicrography or microprojection: | | | | |
| 9011.80.00 | 00 | Other microscopes | No. | 6.4% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 9012 | | Microscopes other than optical microscopes; diffraction apparatus; parts and accessories thereof: | | | | |
| 9012.10.00 | 00 | Microscopes other than optical microscopes; diffraction apparatus | X | 3.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 9017 | | Drawing, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); instruments for measuring length, for use in the hand (for example, measuring rods and tapes, micrometers, calipers), not specified or included elsewhere in this chapter; parts and accessories thereof: | | | | |
| 9017.30 | | Micrometers, calipers and gauges: | | | | |
| 9017.30.40 | 00 | Micrometers and calipers | No. | 5.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 9027 | | Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes; parts and accessories thereof: | | | | |
| 9027.90 | | Microtomes; parts and accessories: | | | | |
| 9027.90.20 | 00 | Microtomes | No. | 2.2% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 40% |
| 9031.80.40 | 00 | Electron beam microscopes fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles | No. | Free | | 40% |
| 9808.00.10 | 00 | Engravings, etchings, photographic prints, whether bound or unbound, recorded video tapes and exposed photographic films (including motion-picture films) whether or not developed; official government publications in the form of microfilm, microfiches, or similar film media | X | Free | | Free |
| 9809.00.10 | | Public documents, whether or not in the form of microfilm, microfiches, or similar film media (including exposed and developed motion picture and other films, recorded video tapes and sound recordings) issued essentially at the instance and expense of a foreign government, of a political subdivision of a foreign country or of an international organization the membership of which includes two or more foreign countries | | Free | | Free |
| 9817.00.42 | 00 | Holograms for laser projection; microfilm, microfiches and similar articles | X | Free | | Free |
| 9819.11.18 | | Sweaters containing 50 percent or more by weight of wool measuring 21.5 microns in diameter or finer, knit-to-shape in one or more such countries | | | Free | |
