U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


Skip to content U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

 
Report
This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-HRT-04-143
Date: December 2005

Enhanced Night Visibility Series, Volume XII: Overview of Phase II and Development of Phase III Experimental Plan

PDF Version (631 KB)

PDF files can be viewed with the Acrobat® Reader®

LIST OF ACRONYMS AND ABBREVIATIONS


General Terms

ENV Enhanced Night Visibility
OEM original equipment manufacturer
SUV sport utility vehicle
TCD traffic control device
UV–A ultraviolet A (wavelength 315 to 400 nanometers)
VES vision enhancement system

Vision Enhancement Systems

HLB halogen (i.e., tungsten-halogen) low beam
hybrid UV–A + HLB hybrid UV–A/visible output together with halogen low beam
three UV–A + HLB three UV–A headlamps together with halogen low beam
five UV–A + HLB five UV–A headlamps together with halogen low beam
HLB–LP halogen low beam at a lower profile
HHB halogen high beam
HOH high output halogen
HID high intensity discharge
hybrid UV–A + HID hybrid UV–A/visible output together with high intensity discharge
three UV–A + HID three UV–A headlamps together with high intensity discharge
five UV–A + HID five UV–A headlamps together with high intensity discharge
IR–TIS infrared thermal imaging system

Measurements

km/h kilometers per hour
lx lux
m meters
nm nanometers

 

Table of Contents       Next

 

ResearchFHWA
FHWA
United States Department of Transportation - Federal Highway Administration