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Optical constants of Soda lime glass
Vogt et al. 2016: 10 ppm Fe2O3; n,k 0.25–1.7 µm

Wavelength: µm
 (0.25–1.70)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Comments

Fe2O3 content 0.01‰ (10 ppm). Room temperature.

References

1) M. R. Vogt, H. Hahn, H. Holst, M. Winter, C. Schinke, M. Köntges, R. Brendel, P. P. Altermatt, Measurement of the optical constants of soda-lime glasses in dependence of iron content, and modeling of iron-related power losses in crystalline Si solar cell modules, IEEE J. Photovolt. 6, 111-118 (2016)
2) M. R. Vogt. Development of physical models for the simulation of optical properties of solar cell modules, PhD. Thesis (2015)

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INFO

Soda lime glass

Soda-lime glass is one of the most common types of glass and serves as a workhorse material in a wide range of applications. Composed primarily of silica, soda, and lime, this type of glass is known for its relatively low cost, ease of production, and versatility. Soda-lime glass is often used in containers, windows, and a myriad of everyday products. While it is not as resistant to high temperatures or corrosive materials as some specialized glasses like borosilicate, it offers good optical clarity and can be easily molded, blown, or drawn into various shapes. Soda-lime glass is also amenable to treatments like tempering or laminating to enhance its mechanical strength or safety features. Its physical and chemical properties make it well-suited for applications where extreme conditions are not a factor, but affordability and versatility are valued.

Other name

  • Soda lime silica glass

External links


Glass

Glass is a versatile, amorphous material that has been an essential component in optical technologies for centuries. Comprising mainly of silica along with various additives like soda, lime, or boron, glass can be engineered to exhibit a wide range of optical properties, such as refractive indices and dispersion characteristics. In the optical industry, specialized types of glass like crown, flint, and extra-low dispersion (ED) glasses are used for manufacturing lenses, prisms, and other optical elements. These glasses are precisely formulated to offer specific properties, such as low chromatic aberration or high light transmittance across different spectral ranges. Glass can also be coated with thin layers of materials like anti-reflective coatings to enhance its optical performance. More recently, advances in photonics and nanotechnology have led to the development of innovative glass types, such as photonic crystal and metamaterial glasses, which exhibit unique light-manipulating properties. It is crucial to note that the optical properties of glass, including its refractive index, can vary depending on its composition and temperature, making it important to consult specific data for particular applications. Overall, glass remains a foundational material in optics, its wide applicability owed to its tunable properties and general robustness.

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