List of activities classified inside the UK SIC Code 26701
- Astronomical equipment (optical) (manufacture)
- Optical magnifying instruments (manufacture)
- Optical microscope (manufacture)
- Optical mirrors (manufacture)
- Optical positioning equipment (manufacture)
- Optical projector (meteorological) (manufacture)
- Periscopes (manufacture)
- Photometers (electronic) (manufacture)
- Range finder (optical) (manufacture)
- Range finders (optical) (manufacture)
- Sight telescopes (manufacture)
- Surveying instruments (optical) (manufacture)
- Telescope (manufacture)
- Telescopic sights (manufacture)
- Thread counters (manufacture)
- Optical machinists precision tools (manufacture)
- Optical instruments and appliances (other than photographic goods) (manufacture)
- Optical gun sighting equipment (manufacture)
- Auto correlator (optical) (manufacture)
- Binoculars (manufacture)
- Correlator (optical) (manufacture)
- Fibre optic apparatus (manufacture)
- Gunnery control instrument (optical) (manufacture)
- Infrared systems for night vision (manufacture)
- Laser (excluding complete equipment using laser components) (manufacture)
- Lenses (except ophthalmic) (manufacture)
- Magnifying glass (manufacture)
- Meteorological optical instruments (electronic) (manufacture)
- Monocular (manufacture)
- Observation telescopes (manufacture)
- Optical comparators (manufacture)
- Optical fire control equipment (manufacture)
- Wedge (optical) (manufacture)