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MTIsupplies all kinds of high quality fluoride single crystals. These crystals have been widely used for infrared optical components, such as window, mirror, lens, prism and substrate. MTI has a state of art processing facility in China and provides you cost effective and high quality components.

Chemical formula

BaF2

CaF2

MgF2

LiF

Crystal structure

Cubic

Cubic

Tetragonal

Cubic

Lattice constant (Å )

6.196

5.462

a = 4.64
c = 3.06

4.026

Melting point ( oC )

1354

1418

1255

870

Density  ( g / cm3 )

4.88

3.18

3.18

2.60

Hardness

3

4

6

4

Thermal expansion coef.
( oC-1x 10-6 )

18.1

18.85

13.7

37.0

Refractive index

ho 1.47443

ho 1.43382

ho 1.37740
he 1.38945

ho 1.39212

Transmission waveband (microns)

0.15 - 13.00

0.11 - 12.00

0.11 - 7.5

0.11 - 7.0

Transmission efficient

> 93% @  5 m
> 75% @ 0.2 m

> 94% @ 5 m
> 85% @ 0.2 m

> 93% @5 m
> 85% @ 0.2 m

> 85% @ 5 m
> 65% @ 0.2 m

Chromatic dispersion (hf-hc)

0.00578

0.00455

0.00355

0.00395

Temperature coeff. ( dh / dt x 10-6 )

-15.2 ~ 6.2@ 0.8 m

-10. 6 @ 0.8 m

2.3 ~1.7 @ 0.4 m

-12.7 @ 0.6 m

Crystal growth method

Bridgeman

Bridgeman

Bridgeman

Bridgeman

Cleavage plane

<111>

<111>

<100> or <110>

<100>

Max. Crystal size ( mm)

f 2" x 80

f 8" x 150

f 4" x 100

f 4" x 80

Application

IR and UV window , prism, substrate

IR window and Lens, prism

VUV window and mirror, lens

UV window and prism, without deliquescence

If you have any need for fluoride single crystal substrate and components, please feel free to contact us at sales@mticrystal.com   Please kidly specify your crystal size,faces to be polished and orientation, and quantity,  we will reply you within 24 hours

 

BaF2

 

CaF2

     
 

MgF2

     
 

LiF

Displaying products 1 - 35 of 35 results
NaCl (100) 10x10x2.0mm, 1SP
Sale Price: USD$59.00
NaCl (100) 10x10x2.0mm, 2SP
Sale Price: USD$86.50
NaCl (100) 10x10x2.5 mm, 1SP
Sale Price: USD$59.00
NaCl (110) 10x10x2.0 mm, 1SP
Sale Price: USD$139.00
LiF (100) 10x10x1.0mm, 1SP
Sale Price: USD$89.00
LiF (100) 10x10x1.0mm, 2SP
Sale Price: USD$109.00
LiF (111) 10x10x1.0mm, 1SP
Sale Price: USD$89.00
LiF (111) 10x10x1.0mm, 2SP
Sale Price: USD$119.00
LiF (110) 10x10x1.0mm, 1SP
Sale Price: USD$120.00
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Notices
1. Prices listed online are valid for US market and whom pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor cost.
3. The prices listed are subject to change without notice.