Thallium Bromide Iodide Window (KRS-5) is a crystalline material used as a window or optical element in the infrared spectral range. Stanford Optics has rich experience in manufacturing and supplying high-quality Optical Products.
Thallium Bromide Iodide Window (KRS-5) is a crystalline material formed from a solid solution of thallium bromide (TlBr) and thallium iodide (TlI). Renowned for its exceptional transparency in the mid-infrared spectrum, this compound serves effectively as a window or optical component in various infrared applications. Its composition enables high performance in transmitting infrared light, making it a preferred choice for numerous optical systems operating within this wavelength range.
Infrared Transmission: Exhibiting clarity from approximately 0.6 to 50 micrometers, KRS-5 is ideal for systems that require the passage of infrared radiation within this broad wavelength band.
Spectroscopy: In infrared spectroscopy, these windows facilitate the transmission of radiation, allowing for precise analysis of molecular vibrations and material properties.
Detector Interfaces: Utilized as a window material in infrared detectors, KRS-5 enhances the efficiency of radiation detection by providing a reliable medium for infrared light to reach the sensors.
Optical Systems: Employed in mid-infrared optical setups, such as research instruments, sensing devices, and imaging technologies, KRS-5 contributes to the effectiveness and accuracy of these systems.
Mid-Infrared Transparency: Ensures minimal absorption and scattering within the mid-infrared range, supporting high-quality optical performance.
Durability and Stability: Offers robust physical properties that maintain performance over time and under various environmental conditions.
Versatility: Suitable for a wide array of applications, from scientific research to industrial sensing and imaging solutions.
Our Thallium Bromide Iodide Window (KRS-5) is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Coating |
Uncoated |
Density (g/cm3) |
7.37 |
Knoop Hardness (kg/mm2) |
40.2 |
Poisson's Ratio |
0.37 |
Surface Flatness (P-V) |
λ/10 @ 10.6μm |
Wavelength Range (nm) |
700-40000 |
Clear Aperture (%) |
85 |
Coefficient of Thermal Expansion CTE (10-6/℃) |
6.0 |
Edges |
Fine Ground |
Parallelism (arcmin) |
<3 |
Surface Quality |
60-40 |
Young's Modulus (GPa) |
31 |
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