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CaF2 Crystal

 
CaF2 Crystal is an excellent materials in laser optics field. It has very wide transmission range from 130nm to 9500 nm, especially, has the high transmission in IR range. It is used in Lenses, Prisms, Windows and high quality of Achromatic Lenses.
 
Basic Properties:
 
Formula CaF2
Transmission range, m 0.15 C 9.0
Density (g/cm3) 3.18
Melting point (C) 1418
Hardness (Mohs) 4
Thermal expansion coefficient (10-6/K) 16.2-19.4
Thermal conductivity (W m-1 K-1)  9.17
Specific heat capacity (J kg-1 K-1)  888
Solubility in water (g/100 cm3)  0.0016
Wavelength (m) 
0.2 0.5 1.0
5.0 10.0 12.0
Refractive index
1.4951 1.4365 1.4289
1.3990 1.3002 1.2299
Absorption coefficient (cm-1)   0.10 at 0.2 m;0.01 at 0.4 m;0.03 at 2.7 m
Dimension(mm)   <=200mm


IR transmission spectrum



UV transmission spectrum


Changchun Hengrun Optoelectronics Tech. Co., Ltd. 
 

HR Optics is a precision optics manufacturer offering short lead times,
Excellent products, and competitive prices.
286th Torch Road, High-new Technology Development Zone,
Changchun, Jilin province,China.130012
Email: sales@ir-optic.com
Internet:www.ir-optic.com
Tel: ++86- 431-88601057++86- 431-88601067 Fax:++86-431-88601082

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2006 contact HR Optics for quality optics including beam splitters, filters,
Prismss, windows, mirrors, cylindrical Lenses, Lenses, aspheric Lenses, achromatic Lenses, retardation plates, gratings.