BaF2 window BaF2 cystal window barium fluoride window

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$1.00 - $1,000.00 / Pieces | 1 Piece/Pieces (Min. Order)
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Overview
Quick Details
Place of Origin:
Shanghai, China (Mainland)
Brand Name:
ATOM
Model Number:
ATOM
material:
MgF2
diameter tolerance:
+/-0.1 usually
clear aperture:
85%-90%
parallelism:
3 arcmin
surface quality:
60/40 for big size. 20/10 small size
flatness:
L/2
coating:
uncoated,(customer arrange coating by self)
Supply Ability
Supply Ability:
200 Kilogram/Kilograms per Month
Packaging & Delivery
Packaging Details
vacuum or plastic and sponge packing
Port
Shanghai China
Lead Time :
depend on what kind of you order

Specifications

Windows are widely used on optical systems, which are applied to isolate optical system and environment.

 
Product Description

  

Barium fluoride crystal shows good optical transmittance over wide spectrum range, from 150nm to 12.5μm. It is used for windows, lenses and prisms, particularly for the application of ultraviolet transmittance. The highest quality of BaF2 has an application as the well know scintillation crystal.

ATOM is able to offer
BaF2 IR Viewport Windows for Infrared Thermography at 8μm to 14μm
Various optics for IR & VUV application, using our BaF2 crystal materials
Good quality BaF2 scintillation crystal
Good quality BaF2 crystal blank materials
OEM service for good quality BaF2 crystals
optical properties
Transmission range150nm to 14um
Transmittance>94% at 350nm to 10.8 um
Refractive index1.4624 at 2.58
1.3936 at 10.35
Refraction loss6.8% at 2.58um(both surface)
5.3% at 10.35um (both surface)
Radiation length20.6mm
Residual Radiation Peak47nm
Emission Peak310nm slow; 220nm fast
Decay Constant620 ns slow; 0.6 ns fast
Light Output20% slow; 4% fast
Absorption coefficient3.2*10-4cm-1 at 6 um
dn/dT-15.2*10-6/deg
  
physical properties
Density4.89g/cm3
Melting point1280 deg
Thermal conductivity11.72 Wm-1K-1 at 286K
Thermal expansion18.1*10-6/deg at 273k
Knoop Hardness82 with 500g indenter(kg/mm2)
Specific Heat capacity410J(kg.k)
Dielectric Constant7.33 at 1MHz
Youngs Modulus(E)53.07GPa
Shear Modulus(G)25.4 Gpa
Bulk Modulus(K)56.4 GPa
Apparent Elastic Limit26.9 Mpa (3900 psi)
Poisson Ratio0.343
  
Chemical properties
Solubility0.00117g/100g water at 23deg
Molecular Weight175.36
Structurecubic crystal
Cleavage Plane(111)

 
 
 
Packaging & Shipping

  

 
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