What is the difference between UV fused silica and fused silica?

Apr. 07, 2024

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UV fused silica and fused silica are both types of high-quality, synthetic materials commonly used in various industries. The main difference between the two lies in their ability to transmit ultraviolet (UV) light. .

Fused silica is a pure form of silicon dioxide that is transparent to a wide range of wavelengths, making it ideal for applications in optics and photonics. It has excellent light transmission properties and a low coefficient of thermal expansion, making it highly resistant to thermal shock. However, fused silica has limited transmission in the UV range, typically up to about 250 nm.

On the other hand, UV fused silica is specially designed to enhance the transmission of UV light. It is processed using high-purity synthetic silica in combination with other additives to improve its UV transmission properties. This makes UV fused silica ideal for applications that require high UV transmittance, such as in UV spectroscopy, lithography, and laser optics.

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The difference between UV fused silica and fused silica is attributed to the presence of additional additives in UV fused silica, which optimize its UV transmission capabilities. The process of manufacturing UV fused silica involves carefully selecting and controlling the composition of raw materials, as well as the melting and annealing processes, to ensure the final product has the desired UV transmittance characteristics.

The significance of this distinction lies in the ability of UV fused silica to effectively transmit UV light, which is crucial for applications that rely on the use of UV radiation. By enhancing the UV transmission properties of fused silica, UV fused silica expands the range of applications where synthetic silica materials can be utilized, opening up new possibilities for research and industry.

In conclusion, the difference between UV fused silica and fused silica lies in their UV transmission properties, with UV fused silica offering enhanced UV transmittance capabilities. This distinction is achieved through careful selection of raw materials and manufacturing processes, resulting in a material that is well-suited for applications requiring high UV transmittance. By understanding the differences between these two materials, researchers and engineers can make informed decisions about which type of silica is best suited for their specific application needs.

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