Road Marking Paint and Machine Manufacturer
+86-15668659958
Road Marking Paint and Machine Manufacturer
+86-15668659958
1、 Overview of STT-301 Highway Marking Reverse Reflection Coefficient Measuring InstrumentThe STT-301 type anti reflection marking measuring instrument is an optical measuring device used to measure the reflective performance of road markings. The measured parameter is the anti reflection coefficient R ‘(or specific brightness) of the marking, measured in mcd • lx-1 • m-2. This […]
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Product Description Overview AT-RM-001 The Retroreflectance measuring instrument is a portable field measuring instrument, which can simulate the road marking brightness visible to the driver under the headlamp illumination of motor vehicle at night. The measured parameter is the luminous。 Retroreflectance coefficient at night, i.e. RL vaAlue, in mcd·m-2·lx-1. It is used to measure the […]
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Main Parameter Measurement items Retroreflective coefficient(mcdm-2.lx-1) Measurement range 0~4000 Observation angle 1.05° Angle of incidence 88.76°C,complementary angle is 1.24° Light source color temperature 2856±50k Measuring aperture area 340×95mm Error of repeatable measurement ≤2% Continuous working time of battery >30h Data storage space more than 100,000 records Buily-in battery capacity lithium battery 12V/5.2Ah Charge DC15V Working […]
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Main Parameter Measurement items Retroreflective coefficient(mcdm-2.lx-1) Measurement range 0~4000 Observation angle 1.05° Angle of incidence 88.76°C,complementary angle is 1.24° Light source color temperature 2856±50k Measuring aperture area 340×95mm Error of repeatable measurement ≤3% Continuous working time of battery >72h Data storage space 8GB Buily-in battery capacity 13AH Charge DC8.4V Working temperature&humidity -15°C+60°C,<98%,no frost Size 550mm […]
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