CaF2 Optical Crystals

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Product Details



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1.Insoluble in water

2 Low refractive index

3.Low reflection loss

4. Highest broadband transmittance fromm deep UV to IR (130nm up to microns)

5 Maximum laser durability in Excimer laser optics (157nm,193nm,248nm)

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                                 Thermal Imaging                                                     Achromatic Lens


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                                UV and IR window                                                          Camera Lens

》More information about GaF2 : Wikipedia

                 

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Low bulk absorption

High Purity raw materials >99.999%

Low bulk absorption

Advanced raw material pre-sintering process

Advanced raw material pre-sintering process

No poly-crystalline defects


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① Full automatic controlled crystal growth furnace High yield

② Advanced CZ Method Crystalline Process Stable quality control

③ Systematic batch packing classification

》More information about Equipments


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Maximum boule size >dia50mm

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Absorption coefficient from 0.3 to 3.5cm-1

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Co(2+) concentration increased by post-annealing process,high Q-switch efficiency

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High doping concentration gradient homogeneity , typical value<0.02cm-1/inch

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No bubbles, scatering point and inclusions in crystals

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No grain boundary in crystals

》More information about Crystal Growth


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High level dust-free clean room 

(1000) grade)


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2-sides polishing equipments


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AFM


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Interferometer

Advance CMP process, Ra<0.4nm          

        Conventional                                                                    Highprecision

        Surface quality: 40//20                                                     Surface quality: 10//5         

       Flatness: λ/4@632nm                                                       Flatness: λ/8@632nm

》More information about Polishing


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ZPCL1H3%D0QF71F_F5AW5GM.png       Customized coating service 

     S1,S2:AR/AR@1535-1540nm

     S1,AR@1535-1540nm,HR@940-980nm

     S1,AR@1535-1540nm

》More information about Coating


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PropertyValue
Chemical formulaCaF2
Crystal structureCubic
Lattice parameters5.462Å
Density3.18g/cm3
Melting Point1418°C
Refractive Index1.4349
Thermal Conductivity/(W·cm-1·K-1@36°C)9.71
Thermal Expansion /(10-6 /°C@-60°C )16.5-19.4
Specific Heat/ (J·g-1·K-1)0.8876x103
Hardness (Mohs)4
Orientation[100] or [111]
Solubility in Water0.17g/100g water
Transmission Range0.13-10um;>94%@ 193nm-78nm
Refractive Index1.39908@5um
Reflective Loss5.4%@5um(both surface)
Passion Ratio2.0(±0.6)@1340nm
Surface Quality40//20

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                                                                                         Conventional
MaterialsCaF2
Orientation<100>,<±0.5°
Parallel10”
Perpendicular10‘
Surface quality40//20
Wavefront ditortionλ/4@632nm
Clear aperture>95%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia300×100mm
Surface flatnessλ/4@632nm 
                                                                                           Highp recision
MaterialsCaF2
Orientation<001> or <100>,<±0.2°
Parallel10”
Perpendicular5‘
Surface quality10//5
Wavefront ditortionλ/8@632nm
Clear aperture>95%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia300×100mm
Surface flatnessλ/8@632nm

refractive index.png

μmNoμm
NoμmNo
0.149
1.580.1611.5490.1951.5
0.2001.4950.2221.480.2481.468
0.2661.46210.2801.45840.3001.454
0.3771.44810.4001.44190.4861.437
0.5881.43390.6561.43250.6871.432
0.7281.43140.8841.42981.0141.4288
1.1001.42831.2501.42751.6501.4256
1.9001.42442.0581.42362.4501.4214
2.7001.41992.8001.41923.0501.4175
3.4001.41494.0001.40964.4001.4057
4.8001.40145.0001.39915.3041.3952
5.8931.38716.4831.37827.0721.3681
7.661
1.3578.2511.34448.8401.3308


send inquiry.png If you want to get more information send us you message


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History: 

Metalaser has engaged in crystal industry over 20 years which is one section    of Shanghai Daheng Optics and Fine Mechanics Co., Ltd held by SIOM. 

Team:     

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More than 60% of our employees are physics or material scientists from NIALT and SIOM.





》More information about our company

Alibaba Transaction History:

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We have set up a mall on the Alibaba, and there are many transaction record from all over the world.    

》Our Alibaba trade website

           

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Delivery in 3~4weeks

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Free samples can be provided

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Free ex change goods or sales return for once 

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Provides re-polished and coating

services (Coating damage only)

Note:Postage paid by the buyer

》More information about Service


With Optical Crystals for sale, it is one of the leading manufacturers and supplies of good caf2 optical crystals, welcome to buy and wholesale products at good price from our factory.

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