Testo Light Meters
Discover the best testo light meters for precise illumination measurements. Enhance your lighting accuracy today—read the full article for expert insights.
Find out more about Testo Light Meters below.

- Pocket-sized design
- Measurement range up to 99,999 lux
- Easy to use

- Compatible with almost all commercially available LEDs
- Automatically calculates the time and point average
- Testo Smart App connection

- Measure the illuminance levels in offices, hospitals, museums, schools, etc
- Combined with various probes to measure environmental parameters
- Automatically recognises connected probes and adjusts parameters accordingly
About Testo Light Meters
Testo's light meters, also known as lux meters, are precision instruments designed to measure illuminance (the intensity of light) within a given area. These devices are essential for ensuring adequate lighting levels in workplaces, optimising lighting conditions in greenhouses and grow rooms, and assessing light intensity for photography and videography.
Key Measurements
- Illuminance: Testo light meters accurately measure illuminance, which is the amount of light falling on a surface, typically expressed in lux (lx) or foot-candles (fc). This allows users to assess lighting conditions and ensure they meet recommended standards.
- Spectral Sensitivity: Testo light meters are designed to match the spectral sensitivity of the human eye, providing measurements that correlate with how humans perceive light. This is crucial for ensuring visual comfort and preventing eye strain.
- Data Logging and Analysis: Some Testo light meters offer data logging capabilities, enabling users to record illuminance levels over time. This data can be used to assess lighting patterns, identify areas with insufficient lighting, and optimise lighting systems for energy efficiency.
Usage and Applications
Testo's light meters are utilised across various sectors to ensure appropriate lighting levels:
- Workplaces and Offices: Monitoring light intensity to maintain optimal working conditions, enhancing employee well-being and productivity.
- Educational Institutions: Ensuring classrooms and lecture halls have adequate lighting to facilitate effective learning environments.
- Healthcare Facilities: Verifying that hospitals and clinics meet specific lighting standards is crucial for both patient care and medical procedures.
- Museums and Galleries: Controlling light exposure to protect sensitive artworks and exhibits from potential light-induced damage.
- Industrial Settings: Assessing lighting conditions in manufacturing plants to uphold safety standards and improve operational efficiency.
Testo light meters are valuable tools for facility managers, health and safety professionals, photographers, and horticulturalists. They provide accurate and reliable illuminance measurements, contributing to better lighting design, improved visual comfort, and optimised energy efficiency.