Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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26
Oct
2022
The basic principle and application of thermal anemometer
One: The basic principle of thermal anemometer: 1. A thin wire is placed in the fluid, and the wire is heated by an electric current to make the temperature higher than the tempera
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26
Oct
2022
Measurement method and technical exchange of digital illuminance meter
Digital illuminance meters are widely used, mainly used in schools, hospitals, homes, offices, factories, hotels, hotels, casinos, shops, department stores, barbershops, etc. Digit
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26
Oct
2022
How to choose a suitable illuminance meter
Illuminance meter is a special instrument for measuring luminosity and brightness, and illuminance is closely related to people's lives. Sufficient light can prevent people from ac
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26
Oct
2022
The application of light meter is very wide
1. Application in general public places In order to ensure that people can live under suitable lighting, my country has formulated sanitary standards for indoor (including public p
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26
Oct
2022
Troubleshooting and Troubleshooting of Ultraviolet Light Meter
Fault phenomenon one The visible area (ultraviolet area) of the instrument does not display 100.00, but only 0.000. The reasons for this kind of failure are: 1. The position of the
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26
Oct
2022
How to use an illuminometer for emulsion stability testing research
Emulsion is widely used in food, medicine, pesticide, chemical and other fields. A simple and rapid method for the determination of emulsion stability is a hot issue in the field o
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26
Oct
2022
Proper detailed steps for zeroing a photometer
How should a spectrophotometer be zeroed? Specific steps are as follows: 1. Before using the UV spectrophotometer, the user should first understand the structure and working princi
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26
Oct
2022
Illuminance calculation method
Average illuminance (Eav)=Total luminous flux of light source (N*Ф)*Utilization factor(CU)*Maintenance factor(MF)/ Area area (㎡) (suitable for indoor or stadium lighting calculatio
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26
Oct
2022
Introduction of various types and usage requirements of illuminometers
Types involved: Visual illuminance meter: inconvenient to use, not very accurate, rarely used Photoelectric illuminance meter: commonly used selenium photovoltaic illuminance meter
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26
Oct
2022
An overview of luminometers
A light meter is an optical test instrument that measures the intensity of artificial light and natural light. Solve the problem of continuous measurement of light intensity and au
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26
Oct
2022
Light intensity meters are mainly used in those areas
The light intensity measuring instrument is mainly used in those aspects. The light meter is a kind of automatic printing optical fiber. It is an optical test instrument for measur
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26
Oct
2022
Analyze the difference between the utility model illuminometer and the ordina...
The utility model illuminometer avoids the use of optical head, the DC power supply only needs a 3V battery, and the decoder, the display driver and the display are integrated on a
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26
Oct
2022
The difference between UV light meter and light meter
Both UV illuminometers and illuminometers are instruments that measure the intensity of light, but UV illuminometers measure the intensity of ultraviolet rays, while illuminometers
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26
Oct
2022
The importance of using a light meter
The lives of people are directly tied to illumination. Having enough light can help people avoid accidents. Contrarily, too little light might make people feel tired more than the
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26
Oct
2022
About the classification of illuminometers
1. Visual illuminometer: inconvenient to use, not very accurate, rarely used 2. Photoelectric illuminance meter: commonly used selenium photovoltaic illuminance meter and silicon p
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26
Oct
2022
The working principle of UV light meter is introduced
Ultraviolet light meter is a special instrument for measuring luminosity and brightness. It is to measure the light intensity (illuminance) is the degree to which the object is ill
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26
Oct
2022
Characteristics and application of illuminometer
Illuminance meter (or lux meter) is a special instrument for measuring illuminance. It is to measure the degree to which the object is illuminated, that is, the ratio of the lumino
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25
Oct
2022
How to properly operate and use a handheld illuminometer?
①Turn on the power. ②Open the photodetector cover and place the photodetector horizontally in the measurement position. ③Choose the suitable measurement gear. If only "1" is displa
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25
Oct
2022
The steps of using the light meter
①Turn on the power. ②Open the photodetector cover and place the photodetector horizontally in the measuring position. ③Choose the suitable measurement gear. If only "1" is displaye
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25
Oct
2022
An introduction to the scope of use of the illuminometer
1. Application in general public places In order to ensure that people can live under suitable lighting, my country has formulated sanitary standards for indoor (including public p
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