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View our selection of light meter operators manuals, product datasheets, application notes, light measurement online calculators, light measurement glossary, light sources FAQ, light measurement FAQ, and light meter software and drivers.

null Datasheets
Information about our current products.
null null Application Notes
Information about the typical uses of some of our products.
null null Light Calculators
Easy online tools for conversion between light measurement units.
null Light Measurement Glossary
Definitions of terms used in light measurement.
null FAQs (Light Measurement)
Frequently asked questions about light measurement.
null FAQs (Light Sources)
Frequently asked questions about light sources.
null ILT Light Measurement Tutorial
Tutorial based on the popular ILT Light Measurement Handbook.
null Manuals and Documentation
Guides to the function of our light measurement systems.
null Software
Download software to be used with our light measurement systems.