940D Photometric Range System
RoadVista offers an extensive range of road sign and traffic sign test services in our 15-meter photometric range that exceed the specifications of ASTM E810. Our calibrations meet the specifications of various test methods, including ASTM, SAE, ITE, ITS, CEN and many others.
As a division of Gamma Scientific, RoadVista can also perform NVLAP accredited laboratory testing under the Energy Efficient Lighting Products Program. This includes accreditation for LEDs, Photometric Measurements, Solid State Lighting Luminaires – Total Flux Measurements (Luminous Efficacy) and Solid State Lighting Luminaires – Luminous Intensity Measurements.
Retroreflection Measurements of Pavement Markers, Sign Sheeting, Clothing and Raised Pavement Markers
- Daytime color
- Nighttime color
- Retroreflection (ASTM RL, RA, RI)
Lamp, Traffic Signal, and Message Board Measurements
- Angular luminous intensity
- Angular illuminance
- Angular luminance
- Angular color and chromaticity
