38623000 - Optical filters

CPV code 38623000 in the EU Common Procurement Vocabulary refers to Optical filters. It sits at level 4 of the CPV hierarchy as a category within the 38 division. This code is nested directly under 38620000, narrowing the broader category into the specific area of optical filters. As a leaf code, 38623000 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns optical filters. Contracting authorities across the EU use 38623000 in TED notices and national procurement portals to signal that a tender relates to optical filters.