The TA631B Digital Lux Meter is a high-precision portable light measurement instrument, also known as an illuminance meter, light meter, lux tester, light intensity meter, and illumination measuring device. Equipped with a high-sensitivity resin optical sensor and precision filtering technology, it provides fast and accurate measurement of visible light intensity for professional lighting inspection and environmental assessment. Supporting both LUX (lux) and FC (foot-candle) measurement units, the instrument features automatic range selection and multiple built-in light source correction factors, allowing accurate measurements of LED white light, red light, blue light, and various artificial lighting sources. It is ideal for lighting acceptance testing, LED product development, industrial workplace illumination control, and architectural lighting evaluation. The TA631B combines illuminance measurement with ambient temperature and humidity monitoring, providing comprehensive environmental analysis in one device. Its VA color display, analog bar graph, high/low illumination alarm, data hold, maximum/minimum/average value recording functions ensure clear readings and efficient field operation. Widely used in industrial manufacturing, electronics assembly, precision machining, warehouses, logistics centers, healthcare facilities, schools, laboratories, commercial buildings, hotels, offices, residential environments, photography studios, and lighting engineering projects, the TA631B Digital Lux Meter is designed for workplace lighting inspection, classroom illumination evaluation, medical lighting monitoring, LED lamp testing, indoor lighting analysis, and professional light quality management.

The TA632 Series is a professional Digital Lux Meter, also known as an Illuminance Meter, Light Meter, Lux Measurement Instrument, or Photometric Testing Device, designed for accurate visible light measurement and lighting environment evaluation. Equipped with a high-precision silicon photodiode sensor with optical filter technology, the instrument provides excellent spectral response characteristics close to human vision, covering the 400–700nm visible light range. It delivers fast and stable illuminance measurement with support for both Lux (lx) and Foot-Candle (FC) units, meeting different lighting measurement requirements worldwide. The TA632 Series integrates advanced measurement functions including data hold, maximum/minimum recording, average value calculation, delayed measurement mode, high/low illuminance alarm settings, and customized light source correction coefficients. These features make it suitable for professional lighting inspection, engineering acceptance, environmental assessment, and laboratory optical testing. The TA632B model is equipped with USB communication capability, allowing connection to a computer for real-time data acquisition, historical data storage, measurement curve generation, and test report management. It is especially suitable for quality control, compliance inspection, long-term monitoring, and professional measurement applications. With a portable handheld design, wide measurement range, and reliable performance, the TA632 Series Digital Lux Meter is widely used in architectural lighting, commercial buildings, schools, hospitals, industrial manufacturing, photography studios, agricultural lighting, laboratories, and third-party inspection services, providing engineers, lighting designers, and quality professionals with an efficient solution for illuminance measurement and lighting evaluation.

The TA636 Series Digital Illuminance Meter is a professional handheld light measurement instrument designed for accurate visible light intensity testing. Also known as a Lux Meter, Illuminance Tester, Light Meter, or Light Intensity Meter, it adopts a high-sensitivity silicon photodiode sensor with an optical filter system to provide reliable measurement across the 400–700nm visible light spectrum, matching human eye response characteristics. The TA636 Series includes the basic TA636A model and the Bluetooth-enabled TA636B model. The TA636B supports wireless connection with a mobile APP, allowing users to remotely view, record, and manage measurement data. With LUX and FC unit switching, automatic range selection, data hold, maximum/minimum value recording, and backlight display functions, the meter provides efficient solutions for professional lighting inspection and environmental evaluation. Featuring accurate measurement performance, compact design, and easy operation, the TA636 Series Digital Illuminance Meter is widely used in industrial manufacturing, electronic assembly, precision workshops, warehouses, logistics centers, hospitals, healthcare facilities, schools, laboratories, offices, shopping malls, hotels, exhibition halls, photography studios, architectural lighting projects, and residential lighting applications. It is an ideal tool for lighting acceptance testing, workplace illumination assessment, safety management, and indoor light environment analysis.

The TA637 Series Digital Lux Meter is a professional illuminance measurement instrument, also known as a Lux Meter, Illuminance Meter, Light Meter, Light Intensity Tester, and Light Environment Analyzer. Featuring a separate optical sensor design with a high-sensitivity silicon photodiode and precision optical filter, the meter provides accurate visible light measurement across a spectral range of 400–700nm. It supports both Lux (LUX) and Foot Candle (FC) units to meet different international lighting measurement requirements. With a wide measuring range of 0.1–200,000 Lux, the TA637 Series Digital Light Meter is suitable for various lighting environments and professional illumination testing applications. The TA637B Bluetooth Lux Meter integrates wireless data transmission, allowing users to connect the meter with a mobile APP for remote data viewing, recording, analysis, and measurement management. Designed with high accuracy, fast response, stable readings, and portable operation, the TA637 Series Illuminance Meter is widely used in industrial manufacturing, electronics production, precision machining, automotive factories, warehouses, construction projects, lighting engineering, LED development, commercial retail, office buildings, schools, hospitals, photography studios, research laboratories, plant lighting, and facility management applications. The TA637 Digital Lux Meter is ideal for lighting installation acceptance, indoor lighting assessment, workplace illumination inspection, LED lamp performance testing, office and commercial lighting optimization, educational and medical lighting evaluation, factory lighting compliance inspection, and smart lighting system adjustment, providing reliable measurement data for improving working environments, enhancing productivity, and ensuring lighting safety standards.

The TA640A High Accuracy Digital Anemometer is a professional handheld air velocity measuring instrument, also known as a digital anemometer, handheld wind speed meter, air flow meter, air velocity tester, or wind speed measuring device. Equipped with a high-sensitivity vane sensor, it provides fast and stable measurement of airflow velocity while simultaneously monitoring ambient temperature for efficient field inspection and analysis. With a 0.3～30.0m/s wind speed measurement range, the TA640A supports five selectable wind speed units including m/s, km/h, ft/m, mile/h, and knots, while temperature measurement supports ℃/℉ conversion to meet different international measurement requirements. The instrument features data hold, maximum/minimum value recording, backlight display, and automatic power-off functions, making it ideal for portable testing and routine maintenance applications. The TA640A digital anemometer is widely used in HVAC system commissioning, air duct velocity testing, ventilation system inspection, building air circulation analysis, industrial factory airflow monitoring, fan and blower performance testing, power plant ventilation inspection, wind energy equipment maintenance, petrochemical facilities, underground warehouse ventilation checks, aviation ground wind measurement, outdoor weather monitoring, environmental airflow testing, and laboratory airflow measurement. Whether used for building acceptance testing, equipment installation and adjustment, industrial environment optimization, or daily equipment maintenance, the TA640A handheld anemometer provides a reliable solution for accurate air velocity and temperature measurement.

The TA641B Digital Anemometer is a professional handheld airflow measurement instrument, also known as a portable anemometer, air velocity meter, wind speed meter, airflow tester, or wind temperature and humidity meter. Equipped with a precision vane sensor, it provides fast and accurate air velocity measurement while simultaneously monitoring air temperature and ambient humidity for comprehensive environmental analysis. Supporting multiple selectable wind speed units including m/s, km/h, ft/min, mile/h, and knots, the digital anemometer features practical functions such as data hold, maximum/minimum/average value recording, high/low alarm settings, and backlit display. Its compact and lightweight design makes it suitable for field inspections, HVAC commissioning, ventilation system testing, industrial maintenance, and environmental monitoring applications. The TA641 Series Digital Anemometer is widely used in HVAC systems, building ventilation inspection, air conditioning maintenance, industrial manufacturing, power plants, steel and metallurgy industries, petrochemical facilities, aerospace applications, fan manufacturers, underground spaces, warehouses, laboratories, cleanrooms, weather observation, and outdoor environmental testing. It is ideal for applications such as duct airflow measurement, ventilation performance evaluation, fan testing, air circulation analysis, air quality assessment, and airflow monitoring in both indoor and outdoor environments.