Lighting Abbreviations and Acronyms
- HMIHydrargyrum Medium-Arc Iodide
- HQIHydrargyrum Quartz Iodide
- HRHot Restrike
- HTPHighestptakes Precedence
- HVLASHelicopter Visual Landing Aid Systems
- HVLASHelicopter Visual Landing Aid System
- IBLImage Based Light
- IBLInstituto Brasileiro De LíNguas
- ICInnerecan
- ICInsulated Ceiling
- ICInsulation Contact
- IEGIntegratedhenergy Group
- IEIJIlluminating Engineering Institute of Japan
- IESIlluminating Engineering Society
- IESIlluminacing Engineers Society
- IESIllumination Engineerine Society
- IESANZIlluminating Engineering Society of Australia and New Zealand
- IESNAIlluminating Engineering Society North America
- IESNAIllumination Engineering Society of North America
- IESSAIllumination Engineering Society of South Africa
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