Major Group 38 covers establishments primarily engaged in manufacturing measuring, analyzing, and controlling instruments, as well as photographic, medical, and optical goods, and watches and clocks. These industries produce a wide range of precision instruments and equipment used in science, engineering, medicine, and daily life. Products include laboratory and analytical devices, control instruments, optical lenses, medical and surgical tools, ophthalmic goods, cameras, and timekeeping equipment.
This group encompasses both professional and scientific instrument manufacturers, including those producing navigation, detection, and guidance systems. Companies primarily focused on industrial machinery are classified under Major Group 35, while those manufacturing electrical components belong to Major Group 36.
Industry Group 381: Search, Detection, Navigation, Guidance, Aeronautical, and Nautical Systems, Instruments, and Equipment
- 3812 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical Systems and Instruments
Industry Group 382: Laboratory Apparatus and Analytical, Optical, Measuring, and Controlling Instruments
- 3821 Laboratory Apparatus and Furniture
- 3822 Automatic Controls for Regulating Residential and Commercial Environments and Appliances
- 3823 Industrial Instruments for Measurement, Display, and Control of Process Variables; and Related Products
- 3824 Totalizing Fluid Meters and Counting Devices
- 3825 Instruments for Measuring and Testing of Electricity and Electrical Signals
- 3826 Laboratory Analytical Instruments
- 3827 Optical Instruments and Lenses
- 3829 Measuring and Controlling Devices, Not Elsewhere Classified
Industry Group 384: Surgical, Medical, and Dental Instruments and Supplies
- 3841 Surgical and Medical Instruments and Apparatus
- 3842 Orthopedic, Prosthetic, and Surgical Appliances and Supplies
- 3843 Dental Equipment and Supplies
- 3844 X-Ray Apparatus and Tubes and Related Irradiation Apparatus
- 3845 Electromedical and Electrotherapeutic Apparatus
Industry Group 385: Ophthalmic Goods
Industry Group 386: Photographic Equipment and Supplies
- 3861 Photographic Equipment and Supplies
Industry Group 387: Watches, Clocks, Clockwork Operated Devices, and Parts
- 3873 Watches, Clocks, Clockwork Operated Devices, and Parts