浙江快三彩票

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+86-10-81508344(Sales Department)
No.5, Xingguang 4 Ave ,Opto-Mechatronics Industrial Park ,TongZhou district,Beijing 101111,China

Crystal Products

  • Product Name: CaF2
  • Maximum of Material Diameter:Φ375mm
  • Clear Aperture: 85%
  • Surface Flatness:λ/4 at 633nm
  • Surface Quality:20/10

Product overview

Calcium Fluoride crystal shows good optical and thermo-mechanical properties, can be used for optical windows, lenses, prisms within a wide range from 130nm to 9μm. It has optical properties of isotropy, low absorption and low refractive index, which made CaF2 gain the unique advantages in the application of high power lasers.

Scitlion is able to offer
CaF2 IR viewport Windows for Infrared Thermography at 8μm to 10μm
Various optics for IR & VUV application, using our CaF2 crystal materials
Good quality CaF2 crystal blank materials
OEM service for good quality CaF2 crystals
Orientation:<100>、<110>、 <111>

 



  
 

Optical Properties

Transmission Range

浙江快三彩票130 nm to 10 μm

浙江快三彩票Transmittance

>94% at 193 nm to 7.8 μm

Refractive Index

浙江快三彩票1.39908 at 5 μm

Reflection Loss

浙江快三彩票5.4% at 5 μm (both surfaces)

Absorption Coefficient

0.03 cm-1 at 2.6 μm to 2.9 μm

dn/dT

-10.6 x 10-6 /℃

Physical Properties

Density

3.18 g/cm3

浙江快三彩票Melting Point

1360℃

浙江快三彩票Thermal Conductivity

浙江快三彩票9.71 Wm-1K-1 at 286K

浙江快三彩票Thermal Expansion

18.85 x 10-6 /℃ at 273K

浙江快三彩票Knoop Hardness

158.3 with 100g indenter (kg/mm2)

Specific Heat Capacity

854 J/(kg.k)

Dielectric Constant

浙江快三彩票6.76 at 1MHz

Youngs Modulus (E)

75.80 GPa

Shear Modulus (G)

浙江快三彩票33.77 GPa

Bulk Modulus (K)

浙江快三彩票82.71 GPa

浙江快三彩票Elastic Coefficient

C11=164; C12=53; C44=33.7

Apparent Elastic Limit

36.54 MPa (3900 psi)

Poisson Ratio

0.26

Chemical Properties

Solubility

浙江快三彩票0.0017 g/ 100g water at 20℃

浙江快三彩票Molecular Weight

78.08

Structure

浙江快三彩票Cubic Crystal

浙江快三彩票Cleavage Plane

(111)