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Product Catalog

Crystal Products

    1. Optical Crystals
    1. CaF2
    1. LiF
    1. MgF2
    1. BaF2
    1. Scintillation Crystals
    1. CsI:Tl
    1. NaI:Tl
    1. BGO
    1. Ce:LaCl3
    1. Ce:LaBr3
    1. Eu:CaF2
    1. PbWO4
    1. CeF3
    1. Laser Crystals
    1. Ti:Sapphire
    1. Nd:GdVO4
    1. Nd:YVO4
    1. Nd:YLF (Er/Tm/Ho etc.)
    1. Nd:YAG (Er/Cr/Yb etc.)
    1. Nonlinear Crystals
    1. LiNbO3
    1. LBO
    1. BBO
    1. KDP KD*P
    1. KTP
    1. KTA

Optics Products

    1. Optical Filters
    1. Laser antireflection film
    1. Long-wave communication cutted interference filters
    1. Short-wave communication cutted interference filters
    1. Near-infrared narrowband interference filters
    1. Visible light narrowband interference filters
    1. Ultraviolet interference filters
    1. Optical Lenses
    1. Plane convex lens
    1. Double agglutination achromatic concave lens
    1. Double agglutination achromatic lens
    1. Meniscus lens
    1. Double concave lens
    1. Double convex lens
    1. Plano-concave lens
    1. Optical Prisms
    1. Dove Prisms
    1. 90 Degree Bending Prisms
    1. Optical Windows
    1. Rectangular windows
    1. Circular windows
    1. Optical Mirrors
    1. Pumping Beam and Basic Frequency Laser mirror
    1. High Energy/Power Partially Reflecting Laser Mirrors
    1. High Energy/Power Laser Mirrors
    1. Rectangular Plane Mirrors
    1. Optical Waveplates
    1. Achromatic Waveplates
    1. Dual Wavelength Waveplates
    1. Multi Order Waveplates
    1. Low Order Waveplates
    1. Zero Order Waveplates
    1. True Zero Order Waveplates
    1. Optical System
    1. F-θ Lens
    1. Laser Beam Expanders

Fibers Products

    1. Specialty Fibers
    1. Polarization-Maintaining Fiber
    1. Plastic-clad Silica Fiber(BGHP)
    1. Gradient-index VIS-IR silica fibers (GITU)
    1. Visible light optimized silica fibers (BGOU)
    1. Visible-Near Infrared low hydroxyl Spectrum analysis optical fibers (BGWU)
    1. Visible-Near Infrared wide spectrum applied silica fiber (BGTU)
    1. Anti-irradiation Silica Fiber (BGHR)
    1. Ultraviolet Light Optimized Silica Fiber(BGSU)
    1. Fiber Assemblies
    1. FE-G Series Optical Fiber Endoscope
    1. FE-01 Series Micro Endoscope
    1. Optical Fiber Jumper SMA-905 connector
    1. UV-curing optical fiber bundle
    1. Fiber Bundles(glass fiber/glass fiber)
    1. Fiber Bundles (Silica fiber/Silica fiber)
    1. Fiber Bundles
    1. Quartz Substrate and Quartz Tu
    1. Quartz Substrate and Quartz Tu

Specialty Glass

    1. Scum Glass
    1. Flux for Centrifugal Casting of Composite Roll
    1. Enveloping Glass
    1. Sealing Glass and its Products
    1. High Temperature Coating Mater
    1. High Temperature Resistant Coating Material

Contact Us

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

Products1

  • 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

130 nm to 10 μm

Transmittance

>94% at 193 nm to 7.8 μm

Refractive Index

1.39908 at 5 μm

Reflection Loss

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

Melting Point

1360℃

Thermal Conductivity

9.71 Wm-1K-1 at 286K

Thermal Expansion

18.85 x 10-6 /℃ at 273K

Knoop Hardness

158.3 with 100g indenter (kg/mm2)

Specific Heat Capacity

854 J/(kg.k)

Dielectric Constant

6.76 at 1MHz

Youngs Modulus (E)

75.80 GPa

Shear Modulus (G)

33.77 GPa

Bulk Modulus (K)

82.71 GPa

Elastic Coefficient

C11=164; C12=53; C44=33.7

Apparent Elastic Limit

36.54 MPa (3900 psi)

Poisson Ratio

0.26

Chemical Properties

Solubility

0.0017 g/ 100g water at 20℃

Molecular Weight

78.08

Structure

Cubic Crystal

Cleavage Plane

(111)

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No.5, Xingguang 4 Ave, Opto-Mechatronics Industrial Park, Tongzhou district, Beijing 101111, China.