Headings
90.01
Optical fibres and optical fibre bundles; optical fibre cables not of heading no. 8544; sheets, plates of polarising material; lenses, prisms, mirrors, of any material; unmounted; not non optical glass
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90.02
Lenses, prisms, mirrors and other optical elements, of any material, mounted, being parts or fittings for instruments or apparatus, other than such elements of glass not optically worked
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90.03
Frames and mountings; for spectacles, goggles or the like, and parts
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90.04
Spectacles, goggles and the like; corrective, protective or other
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90.05
Binoculars, monoculars, other optical telescopes, mountings therefore; other astronomical instruments, mountings therefore, but not including instruments for radio-astronomy
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90.06
Cameras, photographic (excluding cinematographic); photographic flashlight apparatus and flashbulbs other than discharge lamps of heading no. 8539
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90.07
Cinematographic cameras and projectors, whether or not incorporating sound recording or reproducing apparatus
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90.08
Image projectors, other than cinematographic; photographic (other than cinematographic) enlargers and reducers
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90.10
Photographic (including cinematographic) laboratory apparatus and equipment, n.e.c. in chapter 90; negatoscopes; projection screens
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90.11
Microscopes, compound optical; including those for photomicrography, cinephotomicrography or microprojection
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90.12
Microscopes (excluding optical microscopes); diffraction apparatus
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90.13
Lasers, other than laser diodes; other optical appliances and instruments n.e.c. in this chapter
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90.14
Navigational instruments and appliances; direction finding compasses
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90.15
Surveying (including photogrammetrical surveying), hydrographic, oceanographic, hydrological, meteorological or geophysical instruments and appliances, excluding compasses, rangefinders
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90.16
Balances; of a sensitivity of 5cg or better, with or without weights
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90.17
Drawing, marking-out, mathematical calculating instruments (drafting machines, protractors, drawing sets etc); instruments for measuring length (e.g. measuring rods, tapes, micrometers, callipers) n.e.c.
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90.18
Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus, other electro-medical apparatus and sight testing instruments
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90.19
Mechano-therapy, massage appliances; psychological aptitude testing apparatus; ozone, oxygen, aerosol therapy, artificial respiration or other therapeutic respiration apparatus
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90.20
Breathing appliances and gas masks; excluding protective masks having neither mechanical parts nor replaceable filters and excluding apparatus of item no. 9019.20
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90.21
Orthopaedic appliances; including crutches, surgical belts and trusses; splints and other fracture appliances; artificial parts of the body; hearing aids and other which are worn, carried or implanted in the body to compensate for a defect or disability
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90.22
Apparatus based on the use of x-rays or of alpha, beta, gamma or other ionising radiations, whether or not for medical, surgical, dental or veterinary uses, including radiography or radiotherapy apparatus, x-ray tubes and other x-ray generators, high tens
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90.23
Instruments, apparatus and models, designed for demonstrational purposes (in education or exhibitions), unsuitable for other uses
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90.24
Machines and appliances for testing the hardness, strength, compressibility, elasticity of other mechanical properties of materials (e.g. metals, wood, textiles, paper, plastics)
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90.25
Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, recording or not
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90.26
Instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032
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90.27
Instruments and apparatus; for physical or chemical analysis (e.g. polarimeters, spectrometers), for measuring or checking viscosity, porosity, etc, for measuring quantities of heat, sound or light
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90.28
Gas, liquid or electricity supply or production meters, including calibrating meters therefor
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90.29
Revolution counter, production counters, taximeters, mileometers, pedometers and the like, speed indicators and tachometers, other than those of heading no. 9015, stroboscopes
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90.30
Instruments, apparatus for measuring, checking electrical quantities not meters of heading no. 9028; instruments, apparatus for measuring or detecting alpha, beta, gamma, x-ray, cosmic and other radiations
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90.31
Measuring or checking instruments, appliances and machines, n.e.c. or included in this chapter; profile projectors
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90.32
Regulating or controlling instruments and apparatus; automatic type
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90.33
Machines and appliances, instruments or apparatus of chapter 90; parts and accessories n.e.c. in chapter 90
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