Quantity
Total
Product successfully added to your shopping cart
There are 1 items in your cart.
There are 1 items in your cart.
Total
$35.10
AASHTO T 257-96 (2018)
AASHTO T 257-96 (2018) Standard Method of Test for Instrumental Photometric Measurements of Retroreflective Materials and Retroreflective Devices
standard by American Association of State and Highway Transportation Officials, 2018
Reduced price!
M00001280
New product
Full Description
This standard covers procedures for instrumental determinations of photometric characteristics of retroreflective materials and retroreflective devices.This method describes procedures used to measure photometric quantities that relate to the visual perception of retroreflected light. The most significant usage is in the relation of the nighttime vehicle headlamps, retroreflector, and driver's eye geometry.
