Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Measuring Devices (hierarchy name)
5. measuring devices (instruments)
6. [measuring devices for phenomena]
7. light measuring devices

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Tools and Equipment
5. equipment
6. equipment by process
7. image-making equipment
8. photographic equipment

Narrower term/s

• goniophotometers
• photoelectric photometers
• spectrophotometers
• light meters (measuring devices)[+]
  • exposure meters
  • footcandle meters
  • luxmeters

Anotations

Scope note:

Devices that measure the intensity of light falling on a surface (illuminance), or reflected by a surface (luminance), or emitted by a light source (luminous flux or luminous intensity).