High mast LED lighting design above 15 metres: standards, uniformity targets, wind loading, and when a lowering headframe beats crane visits.
High Mast LED Lighting Design: The Decisions Above 15 Meters Read More »
Which dates in EU Battery Regulation 2023/1542 hit emergency luminaires: battery classification, CE marking, cadmium limits, removability and the passport.
EU Battery Regulation 2023/1542: Compliance Dates for Emergency Lighting Read More »
Custom optics only pay back on fixture count, not beam quality. Tooling costs, lead times, re-test triggers and the cases where a standard lens wins.
Custom Optics and Tooling: When a New Lens Pays for Itself Read More »
CE still opens Great Britain, but the UK energy label, a UK importer address, UK REACH and UK WEEE are separate duties. A ship-ready checklist.
UKCA Marking for Luminaires: The UK Energy Label and Importer Rules Read More »
Seven checks before you accept a Dialux or AGi32 layout: real IES files, mounting height, reflectances, maintenance factor, uniformity and spacing ratios.
How to Review a Lighting Layout Report: 7 Checks Buyers Always Miss Read More »
What RoHS, REACH SVHC rules and California Prop 65 require from LED lighting suppliers, and how to spot a material declaration that proves nothing.
REACH, RoHS and Prop 65 for LED Lighting: Reading Material Declarations Read More »
Why a lighting design that passes at handover fails at year five: how lumen depreciation, LLD and the maintenance factor turn 300 lx into 248 lx.
Lumen Depreciation and Maintenance Factor: Design vs Delivered Lux Read More »
Who registers WEEE and EPR for lighting in Germany and France, which number goes on the invoice, and where the per-unit eco-fees actually land.
WEEE and EPR Registration for Lighting: Germany vs France Costs Read More »
Reflector or lens? Compare LED optics on measured luminaire efficiency, UGR in the real room, cleanability and dust-driven light loss in industry.
Reflector vs Lens LED Optics: Efficiency, Glare, Cleanability Read More »
What FCC Part 15 requires for LED drivers and wireless luminaires: Class A vs B limits, SDoC, FCC ID, labels and the records auditors ask for.
FCC Part 15 for LED Drivers: Limits, Labels and Wireless Traps Read More »
