![](https://www.trtlighting.co.uk/wp-content/uploads/2023/08/trt-accreditation-1024x307.jpg)
TRT Laboratory achieves TSD-003 Gonio Photometry accreditation
The TRT Lighting laboratory, with the assistance of The LIA, AcalBFi and Viso Systems has recently been expanded and upgraded to include equipment that enables us to conduct internal Gonio photometry. TRT is pleased to announce that it passed with flying colours, an audit process by the LIA to become an approved Gonio photometry measurement laboratory. This accreditation now allows TRT to develop, test and verify all light measurements and qualitative metrics in line with international requirements.
![https://www.trtlighting.co.uk/wp-content/uploads/2023/08/cta-bg.jpg](https://www.trtlighting.co.uk/wp-content/uploads/2023/08/cta-bg.jpg)
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