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Home » Precise multi-angle retro-reflection meter LT-SAR
Lighten Traffic Provides all types of Reflective Film retro-reflection meter like single-angle, three angles and multi-angles reflective film measuring instrument for traffic sign or materials retro-reflection measurement! This portable traffic safety detection equipment is widely used to measure the reflective optical characteristics of various reflective safety signs, and can be used for on-site detection of traffic reflective products and vehicle safety reflective products.
The retroreflective film tester boasts advantages such as high-precision measurement, rapid testing speed, portable design, and strong environmental adaptability, ensuring efficient on-site evaluation of retroreflective performance. Lighten Traffic supplies three types of reflective film measurement device for choices!
Discover more thermoplastic road marking machines from Lighten Traffic:
– Single-angle: Measures at one fixed angle, missing real – world scenarios.
– Three-angle: Limited data. Can’t cover all angles signs/markings face.
– Multi-angle: Tests across a wide range of angles, meeting global standards
Single and three-angle tests may lead to inaccurate results. A multi-angle tester captures reflectivity variations precisely.
While multi-angle testers may have a higher upfront cost, they reduce the need for multiple single or three-angle devices. Fewer tests are repeated, saving time and resources.
When choosing between single-angle, three-angle, and multi-angle retroreflectometers, consider the testing scope and application needs. Single-angle models are ideal for routine quality control and field inspections, offering simplicity and cost-effectiveness for basic retroreflective coefficient measurements at a fixed angle (e.g., -4°). Three-angle devices are suitable for research, development, and certification, covering multiple typical observation angles (e.g., 0.2°, 0.5°, 1°) to evaluate performance consistency under varied lighting conditions. Multi-angle systems, though costly, are essential for advanced research, autonomous driving, and high-end applications.The varied observation angles (0.2° for close-range, 1° for longer distances) and incident angles (-4° to 30°)to simulate complex real-world scenarios and generate comprehensive 3D retroreflective performance data.
If you are looking for retro-reflectometer to measure road pavement paint retro-reflection
data, feel free to check our two retro-reflection meter below:
Apart from retroreflectometer, we supply precise road line paint thickness gauge, Road line paint gloss meter, portable pendulum skid resistance and friction tester etc. for safer pavement markings!
Please contact the sales rep. with your detailed customization requirements like color, logo print etc.!
We will ship within 3~5 days after receipt of your payment. All road marking auxiliary machines and spare parts are well-packaged.A product manual, charger and stylus are included with the instrument.For custom appearance, please contact our sales rep. before shipment.


If you are new in the road marking industry, Lighten traffic will help in buying the right type road paints, line striping machines with on-site line marking training.

High traffic road requires professional traffic paint marking machines with quality guaranty and guaranteed roadline results. Get quote today!

You can import certified line marker equipment with custom appearance from Lighten Traffic! Check our latest line striping machines offerlist for reference!

Are you outsourcing your line marking job to other paving companies? Save nearly 50% of your cost now by importing road marking supplies with on-site support directly from Lighten Traffic!
Here are some frequently asked questions (FAQs) about multi angle reflective film measuring instrument :
Yes, it is compatible with a wide range of retroreflective films, including engineering grade, high – intensity grade, and diamond – grade films. Its adjustable measurement parameters can adapt to the unique characteristics of various film types.
A single test usually takes around 3 – 5 minutes. The tester’s efficient optical system and rapid data processing enable quick and accurate measurement, enhancing testing efficiency for both laboratory and on – site applications.
Minimal training is required. The tester features a simple, intuitive interface and comes with a comprehensive user manual. After a short orientation on basic functions like powering on, sample placement, and reading results, operators can start testing with ease.
It can operate well in a wide range of environments, from indoor laboratory settings to outdoor field conditions. However, for the most accurate results, it is recommended to use it in an environment with stable temperature (0 – 40°C) and minimal ambient light interference.
It provides real – time, precise measurements, allowing manufacturers to quickly identify and correct any issues in the retroreflective performance of films during production. Its data logging and export functions also enable easy tracking of product quality trends over time, facilitating effective quality management.
Whether you're looking for regular line marking machines or paints supplier or manufacturer for road marking projects or start up a pavement marking company, we will be your best line striping expert to consult.
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