Máy đo phản xạ Roadvista 922 Handheld Retroreflectometer

The RoadVista model 922 is a handheld sign retroreflectometer designed for use in the field. It is designed to measure the retroreflection (RA) of road signs and other materials. It is the industry-leading and best solution for ensuring a cost effective, safe, zero error means of meeting the MUTCD, and other, retroreflectivity requirements of traffic signs.

922 Sign Retroreflectometer
Measures signs to ensure compliance with the new MUTCD minimum retroreflectivity requirements
Measures all types of retroreflective materials with a single measurement
Meets ASTM, CIE & DIN specifications
US Patent# 7,961,328
Utilizes annular measurement geometry – no averaging of measurements on micro-prismatic material necessary
Dual observation angles of 0.2° and 0.5° for patented simultaneous measurements
Measurement time is less than 1 second
World-class photopic-corrected detector and source “A”
Requires only one reference standard without any correction factors
Self-contained commercially available battery
Digital color-TFT LCD touch-screen display
Built-in GPS
Made in the USA