DC 5V Retro Reflective Meter Automatic Check Zero And Calibration
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Automatic Check Zero And Calibration Measurement Standard Of Retro Reflective Meter It is the first-choice instrument for measuring the retroreflective optical performance of highway markings for production, quality supervision, engineering construction, ......
HEFEI SYNTOP INTERNATIONAL TRADE CO.,LTD.
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HR Series Long Range Square Photoelectric Sensors 10m Through-beam Reflective
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....50*50mm dimension make this type photoelectric sensor can be long distance, through-beam type photoelectric sensor can reach 10 meter. Retro-reflective type can be 4 meter ( DC Photoelectric Sensor)...
F&C Sensing Technology (Hunan) Co.,Ltd
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