Five bell spectrometerThe widely recognized is the direct reading spectrometer. The Five Bell Spectrometer is a device that uses photodetectors such as photomultiplier tubes to measure the intensity of spectral lines at different wavelength positions. The construction of a five ring spectrometer consists of an incident slit, a dispersion system, an imaging system, and one or more exit slits. Separate the electromagnetic radiation of the radiation source into the required wavelength or wavelength range using dispersive elements, and measure the intensity at the selected wavelength (or scan a certain band). Five ring spectrometers are divided into two types: monochromators and polychromators.

The Five Bell Spectrometer is a scientific instrument that decomposes complex light components into spectral lines. It is composed of prisms or diffraction gratings, and can measure the reflected light on the surface of an object using the Five Bell Spectrometer. The seven colored light in sunlight is the visible part that can be separated by the naked eye (visible light), but if sunlight is decomposed by a spectrometer and arranged by wavelength, visible light only occupies a small range in the spectrum, and the rest are spectra that cannot be distinguished by the naked eye, such as infrared, microwave, ultraviolet, X-ray, and so on. passFive bell spectrometerCapture optical information, develop photographic film, or use computerized automatic display numerical instruments to display and analyze, in order to determine what elements are contained in the object. This technology is widely used in the detection of air pollution, water pollution, food hygiene, metal industry, etc.

Characteristics and Technical Indicators of Five Bell Spectrometer Instrument Features

1. 750mm focal length grating design, Pascal Runge device, high vacuum, high resolution, high sensitivity, etc; Due to the fact that machine engraved gratings can generate lower spectra, line selection is more flexible, thereby avoiding spectral interference.

2Five bell spectrometerThe structural design is reasonable, the electronic system adopts standard machine cages, highly integrated circuit design, and low failure rate.

3. GQ-750 spectrometer has fast analysis speed, good repeatability, and good stability.

4. The five ring spectrometer uses a highly stable excitation light source with an excitation frequency ranging from 150-500Hz to analyze different samples. The five ring spectrometer can choose different excitation parameters to achieve * analysis results.

5. The Wuling spectrometer adopts a highly integrated acquisition and control system with a high degree of automation.

6. Adopting imported photomultiplier tubes, it has the characteristics of low dark current, high signal-to-noise ratio, and long service life..

7. The analysis scanning process can scan all elements simultaneously, and the scanning process is simple. The five ring spectrometer can quickly analyze the deviation of each element relative to the matrix element.

8. During the sample excitation process, there is no need to cool the excitation stage with water, and the five ring spectrometer can continuously analyze the sample and achieve good data.

9. The measurement and control system adopts a single board computer for measurement and control, and exchanges data with the upper computer to improve the operating speed.

10. By using computer software to adjust the negative high voltage of each channel's photomultiplier tube, the negative high voltage of each channel can be adjusted in 8 levels, greatly improving the utilization rate of the channel and the linear range of the analyzed spectral lines in analyzing different materials. This reduces the number of channels used and lowers costs.

11Five bell spectrometerCan be used for various matrix analyses: Fe, Co, Cu, Ni, Al, Pb, Mg, Zn, Sn, etc.

12. Using pure Chinese operating software under the Windows system, the operation is simple and easy to understand.

13. The computer software is equipped with a database system, which facilitates the query and printing of measurement data, and can also transmit data remotely through the network, making it convenient and fast.

14. Each system is independently powered, composed of units, easy to use, and easy to maintain.

15. The use of optical temperature control measures ensures the normal operation of the instrument, thereby reducing environmental requirements.

16. Using high-precision linear motors for seam scanning, with fast speed and high accuracy.

17. Adopting an overall exit slit to increase the channel.

According to the working principle of modern five bell spectrometers, five bell spectrometers can be divided into two categories: classical spectrometers and new spectrometers Classic spectroscopic instruments are instruments based on the principle of spatial dispersion; The new spectrometer is an instrument based on modulation principles Classic five bell spectrometers are all slit spectrometers The modulated five ring spectrometer is a non spatial spectrometer that uses a circular aperture for light input

According to the principle of dispersion components, five ring spectrometers can be divided into prism spectrometers, diffraction grating spectrometers, and interferometric spectrometers Optical multi-channel analyzer is a new type of spectral analysis instrument that has emerged in the past decade, using photon detectors (CCD) and computer-controlled technology,Five bell spectrometerIntegrating information collection, processing, and storage functions Due to OMA no longer using photosensitive latex, it avoids and eliminates darkroom processing and a series of tedious processing and measurement work, which fundamentally changes traditional spectroscopic techniques, greatly improves working conditions, and enhances work efficiency; Using OMA to analyze spectra, the measurement is accurate, fast, convenient, with high sensitivity, fast response time, and high spectral resolution. The measurement results can be immediately read from the display screen or output by a printer or plotter At present, it has been widely used in almost all spectral measurement, analysis, and research work. The five ring spectrometer is particularly suitable for detecting weak signals and transient signals.