Browser Light Pollution Simulator with Real Data

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- iesna.eu parses LDT/EULUMDAT, IES LM‑63, Oxytech, and ATLA‑S001 files directly in the browser.
- iesna.eu runs design calculations against EN 13201, ANSI/IES RP‑8, CJJ 45, and IES‑IDA MLO.
- iesna.eu includes a light‑pollution simulator that visualizes real photometric data for urban lighting studies.
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