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Tianjin Tianguang New Optical Instrument Technology Co., Ltd
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Tianjin Tianguang New Optical Instrument Technology Co., Ltd

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    No.2 Haitai Development Road, Huayuan Industrial Park, Xiqing District, Tianjin City

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Customized potassium bromide window panels

NegotiableUpdate on 05/06
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Overview

Customized potassium bromide window plate, the crystal of potassium bromide window plate has high transmittance and a wide transmittance band, with a transmittance greater than 90% and no loss of instrument energy. Widely used in Fourier transform infrared spectrometers, infrared spectrophotometers, and infrared devices as spectroprisms, transmission windows, and lenses.

Product Details

Customized potassium bromide window panelsOverview of potassium bromide window:

The crystal of potassium bromide window has high transmittance and a wide transmission band, with a transmittance greater than 90% and no loss of instrument energy. Widely used in Fourier transform infrared spectrometers, infrared spectrophotometers, and infrared devices as spectroprisms, transmission windows, and lenses.
Customized potassium bromide window panelsThe raw material of potassium bromide window is a large lump that needs to find its lattice direction and be split into cubes of various sizes along the XYZ three vertical planes. Potassium bromide window plates are made by cold processing and polishing KBr crystals, and undergo optical cold processing techniques such as optical rounding, grinding, polishing, etc. to achieve a mirror finish. The transmittance of the infrared band exceeds 92%, and the spectral range cannot be achieved by other infrared window panels. Moreover, it has high resistance to high performance and will not crack naturally after heating and cooling. The polishing process of crystals is very different from other cold working processes.

溴化钾窗片


Main physical properties of potassium bromide window:
1. Refractive index: nd=1.559, n (10 μ)=1.525
2. Melting point: 730 ℃
3. Density: 2.75g/cm3
4. Mohs hardness: Level 2
5. Cleavage plane: [100]
6、 溶解度: 53.5g/100gH2O
7. Transmittance range: 0.2-25 μ m
8. Thermal expansion coefficient: 3.76 × 10-5/℃
9. Thermal conductivity: 0.0115 c/g. ℃. cm. s
10. Infrared absorption coefficient: 1 × 10 ˉ cm ˉ


红外分光光度计


(Potassium bromide window suitable spectrophotometer)

Potassium bromide window plate model:
HW-7A potassium bromide window, not easily deliquescent, with a transmission wavelength of 7800-1100cm (1-9um) and a transmittance greater than 90%, Φ30X5mm
HW-7B potassium bromide window, not easily deliquescent, with a transmission wavelength of 7800-700cm (1-14um) and a transmittance greater than 68%, Φ28X1.5mm
HW-7C potassium bromide window, not easily deliquescent, with a transmission wavelength of 7800-200cm (1-50um) and a transmittance greater than 92%, Φ30X5mm
HW-7D potassium bromide window, not easily deliquescent, with a transmission wavelength of 7800-440cm (1-23um) and a transmittance greater than 68%, Φ30X2mm
HW-7E potassium bromide window, not easily deliquescent, with a transmittance of 190nm-4.5um and a transmittance greater than 92%, Φ30X1mm
HW-7F potassium bromide window, not easily deliquescent, with a transmittance wavelength of 0.11-8.5um and a transmittance greater than 90%, Φ30X2mm
HW-7G potassium bromide window, not easily deliquescent, with a transmission wavelength of 7800-800cm (1-12um) and a transmittance greater than 90%, Φ30X5mm