This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Modification of Equipment: Photographic Equipment
Possible NAICS Codes
811219 – Other Electronic and Precision Equipment Repair and Maintenance
523910 – Miscellaneous Intermediation
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
333316 – Photographic and Photocopying Equipment Manufacturing