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What is a halogen lamp?
A halogen lamp is a special type of gas-filled incandescent lamp, with the filling gas containing a portion of halogen elements or halides. Below is a detailed introduction to halogen lamps: 1. Definition and Principle ● Definition A halogen lamp is an incandescent lamp filled with halogen...Read more -
What is an optical aberration?
It primarily explores the deviation between actual optical imaging and ideal imaging, known as aberration. Below is a detailed explanation of aberration theory: Definition Aberration refers to the deviation of actual imaging from ideal imaging as determined by single-le...Read more -
What is the pulsed xenon lamp?
A pulsed xenon lamp is a light source that emits high-intensity flashes of light in a very short time, using stored electrical or chemical energy. Below is a detailed introduction to pulsed xenon lamps: 1. Definition and Principle A pulsed xenon lamp generates lig...Read more -
Application of Fiber Optic Spectrometers in Sunscreen Clothing Testing
As awareness of health and sun protection increases, sunscreen clothing has become an important product, and its effectiveness is drawing more attention. The effectiveness of sunscreen clothing directly relates to the level of protection it offers consumers against harmf...Read more -
How to choose a spectrometer?
In today's scientific research, industrial production, and various technical fields, spectroscopic analysis plays an indispensable role as an important analytical tool. Fiber optic spectrometers, standing out in the field of spectroscopic analysis, have gained widespread...Read more -
Application of Fiber Optic Spectrometers in Total Phosphorus Measurement in Water Quality
Total phosphorus refers to the sum of various forms of phosphorus-containing substances and reflects the degree of eutrophication in a water body, making it a crucial indicator in water quality assessment. Traditional methods for detecting total phosphorus typically invo...Read more -
What is the definition of quantum efficiency?
Quantum efficiency (QE) is a critical parameter used to describe the photoelectric conversion capability of a photodetector. It reflects the efficiency with which the system converts "input" (such as photons) into "output" (such as photoelectrons or current). Here is a d...Read more -
What is noise in spectrometer?
When a spectrometer measures spectra, it is affected by various types of noise. These noises can originate from a wide range of sources, including the instrument itself, the external environment, and the data acquisition and processing systems. Types of Noise ● Baseline ...Read more -
Application of Fiber Optic Spectrometers in Laser Measurement
As laser technology becomes increasingly widespread in fields such as industrial processing, communications, measurement, and medical research, the need for quick and accurate measurement and analysis of laser spectra has become more pressing. Using a spectrometer, we ca...Read more -
What is the difference between cooled and uncooled spectrometers?
The choice of a spectrometer detector is crucial in spectral analysis, as the type selected (cooled vs. uncooled) directly impacts the quality of spectral data, accuracy of analysis, and the overall cost and complexity of the system. Here's a comparative overview: 1. Wo...Read more -
What are the main performance indicators of fiber optic spectrometers?
The main performance indicators of a fiber optic spectrometer are the criteria for evaluating its performance. These indicators can be assessed from multiple aspects. Here are some key performance indicators: 1. Spectral Coverage Range The wavelength range that a spectro...Read more -
Process Monitoring of Plasma-Enhanced Chemical Vapor Deposition (PECVD) Technology
Plasma-Enhanced Chemical Vapor Deposition (PECVD) is a thin-film growth technology that operates at lower temperatures by utilizing plasma. In PECVD, reactive gases are ionized under the influence of plasma, producing ions, electrons, and excited molecules. These active ...Read more