Potassium bromide crystal is uniform, bright and high transmittance within 0.25~20μm when thickness less than 10mm, and no impurity absorption. This single crystal is an idea material for making optical elements for prisms, lenses, filters, and various pool and laser windows in infrared devices and optical instruments.
Features:
Uniform, bright and high transmittance within 0.250-20 μm when thickness less than 10mm, and no impurity absorption.
Crystal | KBr |
Crystal Structure | Cubic |
Growth method | Czochralski |
Melting point | 734 ℃ |
Lattice constant | a=5.596Å |
Density | 2.75（g/cm3） |
Transmission Band | 0.25-27.50um |
Refractivity | 1.49025 |
Transmissivity | 91% |
Hygroscopy | water-soluble crystal, which is easily tidal |
Orientation | <100>,<110>,<111>. |
Orientation tolerance | ±0.5-2° |
Polishing | One side or two sides |
S/D | 80/50 |
Roughness | ≤30nm |
Applications:
Optical elements for prisms, lenses, filters, and various pool and laser windows in infrared devices and optical instruments.
Typical sizes:
KBr,Dia50*2mm, DSP
KBr,Dia50*1mm, DSP
KBr, Dia50*0.5mm, DSP
KBr, Dia75*3mm, DSP
KBr, Dia75*1mm, DSP
Add: No.39, Xiang Yuan Road, Gong Shu District, Hangzhou, China. P.C.310011 Tel: +86.13968086893 Fax: +86.571.88095310