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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23
Nov
2022
How to calibrate the gas detector?
How to calibrate the gas detector? How to calibrate the gas detector is also a question for many users? The core part of the gas detector is the gas sensor. Gas sensors belong to o
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23
Nov
2022
How long is the lifespan of the gas detector?
How long is the lifespan of the gas detector? 1. Regularly calibrate the gas detector. Generally, after one and a half years of use, the accuracy will decrease, and it must be retu
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23
Nov
2022
Common failures and solutions of gas detectors
Common failures and solutions of gas detectors Fault 1. Low concentration gas cannot be detected solutions: 1. Check whether the air pump of the gas detector is working normally. B
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23
Nov
2022
How often should a gas detector be calibrated?
How often should a gas detector be calibrated? For instruments, after a long period of use, calibration is required, and gas detectors are no exception. The calibration of a gas de
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23
Nov
2022
Operation steps of using gas detector
Operation steps of using gas detector Step One: Check the Gas Detector When we use the gas detector to enter the detection site, we must do the corresponding detection on the gas d
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23
Nov
2022
What is the range of the combustible gas detector
What is the range of the combustible gas detector The detection range of combustible gas detectors is mostly within 0-100%LEL. If the detected combustible gas leakage concentration
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24
Nov
2022
Factors that Affect Microscope Resolution
Factors that Affect Microscope Resolution 1. Color difference Chromatic aberration is a serious defect of lens imaging, which occurs when polychromatic light is the light source, a
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23
Nov
2022
How to Clean the Microscope Eyepiece
How to Clean the Microscope Eyepiece When the microscope is in use, it is easy to get dust or other dirty things. How to clean a dirty microscope lens? Microscope eyepiece cleaning
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23
Nov
2022
How to define and calculate the efficiency of optical microscope
How to define and calculate the efficiency of optical microscope 1. Numerical aperture Numerical aperture is abbreviated as NA. Numerical aperture is the main technical parameter o
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23
Nov
2022
How to buy a microscope?
How to buy a microscope? When purchasing a microscope, first look at your needs. What functions do you need? There are different ways to purchase microscopes with different functio
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23
Nov
2022
Why Electron Microscopes Cannot Replace Light Microscopes
Why Electron Microscopes Cannot Replace Light Microscopes Electron microscopes use the principle of electron optics, replacing light beams and optical lenses with electron beams an
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23
Nov
2022
Advantages of electron microscopes
Advantages of electron microscopes Scanning transmission electron microscopy was developed in the 1950s. Instead of light, TEM uses a focused beam of electrons, which is sent throu
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23
Nov
2022
What is the difference between ordinary microscope and professional microscope
What is the difference between ordinary microscope and professional microscope As far as the microscope itself is concerned, its function is to help people observe the microscopic
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23
Nov
2022
Common troubleshooting methods for micromirrors
Common troubleshooting methods for micromirrors 1. The light bulb is on and off The possible reasons and solutions are: the lamp life is coming to an end, and the bulb needs to be
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23
Nov
2022
What is the magnification of an electron microscope
What is the magnification of an electron microscope The magnification of the microscope refers to the product of the magnification of the eyepiece and the objective lens, which mag
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23
Nov
2022
Exploring the Causes of Blurred Edges in Microscope Imaging
Exploring the Causes of Blurred Edges in Microscope Imaging The main optical components of microscope imaging, such as lenses, apertures, observation tubes, and lenses, are all cir
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23
Nov
2022
What are the components of a microscope? Detailed explanation of the componen...
What are the components of a microscope? Detailed explanation of the components of a microscope A microscope is an optical instrument composed of a lens or a combination of several
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23
Nov
2022
Microscope operating procedures and precautions
Microscope operating procedures and precautions 1. Taking mirror and placing it Hold the mirror arm with your right hand, and hold the mirror base with your left hand; place the mi
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23
Nov
2022
Detailed explanation of the seven parameters of the optical microscope
Detailed explanation of the seven parameters of the optical microscope In microscopic inspection, people always hope to have a clear and bright ideal image, which requires the opti
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23
Nov
2022
What is the resolution of confocal laser microscope
What is the resolution of confocal laser microscope True color confocal microscope and laser scanning confocal microscope, the two are basically the same in imaging principle, the
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