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Detailed structure and explanatory notes

ISIC Rev.3.1 code 33


  • Section: D - Manufacturing
  • Division: 33 - Manufacture of medical, precision and optical instruments, watches and clocks


This Division is divided into the following Groups:

  • 331 - Manufacture of medical appliances and instruments and appliances for measuring, checking, testing, navigating and other purposes, except optical instruments
  • 332 - Manufacture of optical instruments and photographic equipment
  • 333 - Manufacture of watches and clocks

Explanatory note

This division covers not only scientific and technical instruments (e.g. electro-diagnostic apparatus, avionic equipment etc.) but also photographic and cinematographic equipment, industrial process control equipment, and personal goods (e.g. watches, spectacles etc.).
This division also includes the installation and repair of such industrial equipment, although the repair of personal goods falls under group 526.

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