Heading 9015
Surveying (including photogrammetrical surveying), hydrographic, oceanographic, hydrological, meteorological or geophysical instruments and appliances, excluding compasses, rangefinders
901510
Rangefinders
901520
Surveying equipment; theodolites and tachymeters (tacheometers)
901530
Surveying equipment; levels
901540
Surveying equipment; photogrammetrical surveying instruments and appliances
901580
Surveying equipment; articles n.e.c. in heading no. 9015, including hydrographic, oceanographic, hydrological, meteorological or geophysical instruments and appliances (excluding compasses)
901590
Surveying equipment; parts and accessories for articles of heading no. 9015