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What is a deuterium lamp used for?
A deuterium lamp is an arc lamp filled with deuterium under low pressure, widely used in various analytical instruments, primarily emitting ultraviolet light in the 190–400 nm wavelength range, with certain models reaching as low as 160 nm. It operates through plasma dis...Read more -
What is the theory of astigmatism?
1 Introduction In the precise world of optical systems, astigmatism, a common type of aberration, has a profound impact on imaging quality. It not only affects image clarity but is also directly related to the overall performance and application scope of optical systems....Read more -
Exhibition | Looking forward to meeting you at ARAB LAB
Exhibition Details ARAB LAB LIVE Dubai International Exhibition Centre, Dubai, UAE 24-26 September 2024 JINSP: Sheikh Saeed Halls -S1, 756 About Exhibition ARABLAB was founded in 1984 and is the only exhibition for laboratory instruments and testing equipment in t...Read more -
Application of Fiber Optic Spectrometer in Food Additive Detection
In modern food industries, food additives are vital tools for enhancing food quality and extending shelf life. There are various types of additives, each with different functions. While they improve the appearance, taste, and nutritional value of food, they also raise concerns about food safety. ...Read more -
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