Potassium Bromide Window (KBr) is a spectroscopy accessory commonly used in infrared (IR) spectroscopy. It is a transparent optical element made from the compound potassium bromide (KBr). Stanford Optics offers Optical Products renowned for exceptional quality, all at highly competitive prices.
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Our Potassium Bromide Window (KBr) is widely used in various spectroscopic instruments, including:
These windows provide superior performance in both laboratory and industrial settings, ensuring consistent and reliable spectroscopic results.
We prioritize the quality and integrity of our Potassium Bromide Window (KBr). Each window is carefully handled and securely packaged to protect it during storage and transportation. Our packaging methods ensure that the KBr windows arrive in pristine condition, ready for immediate use in your spectroscopic equipment.
Material |
KBr |
Abbe Number (vd) |
33.64 |
Clear Aperture (%) |
85 |
Coefficient of Thermal Expansion CTE (10-6/℃) |
43 |
Edges |
Fine Ground |
Knoop Hardness (kg/mm2) |
7 |
Poisson's Ratio |
0.203 |
Surface Quality |
60-40 |
Young's Modulus (GPa) |
26.8 |
Density (g/cm3) |
2.753 |
Index of Refraction nd |
1.56 |
Parallelism (arcmin) |
<3 |
Surface Flatness (P-V) |
λ/10 @ 10.6μm |
Wavelength Range (nm) |
250-26000 |
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