![The Lighting Environment Test Facility during an evaluation where over 100,000 lux of light needed to flood the test article.](https://www.nasa.gov/wp-content/uploads/2023/03/hhp-letf_facility.jpg)
Lighting Environment Testing Facility
The Lighting Environment Test Facility during an evaluation where over 100,000 lux of light needed to flood the test article.
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https://www.nasa.gov/image-detail/lighting-environment-testing-facility/
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