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Publication Number: FHWA-HRT-04-132
Date: December 2005

Enhanced Night Visibility, Volume I: Executive Summary

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LIST OF ACRONYMS AND ABBREVIATIONS


General Terms

ENV Enhanced Night Visibility
IR infrared
RRPM raised retroreflective pavement marker
UV–A ultraviolet A (wavelength 315 to 400 nanometers)
VES vision enhancement system

Vision Enhancement Systems

FIR far infrared
five UV–A five UV–A headlamps
HID high intensity discharge
HLB halogen (i.e., tungsten-halogen) low beam
HOH high output halogen
hybrid UV–A hybrid UV–A/visible output
IR–TIS infrared thermal imaging system
NIR near infrared
three UV–A three UV–A headlamps

Measurements

ft feet
km/h kilometers per hour
lux lx
m meters
mi/h miles per hour

 

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