Production and service Thallium and silver halogenides KRS-6 monocrystals (TlCl-TlBr)

KRS-6 monocrystals (TlCl-TlBr)

Application:
Optical elements for devices used in infrared technology, acoustooptics, laser technology, billets for optical fibers production.

Optical properties:

Transmission band, mcm	0,42 - 40
Spectral transmission coefficient,%
at wave length of 0,63 mcm	65
at wave length of 2 - 25 mcm	72
Refractive index in wave length range of 0,63 - 10,6 mcm	2,33 - 2,17
Optical homogeneity at wave length of 0,63 mcm	5 ·10^-4
Coefficient of laser emission volumetric absorption at wave length of 5-6 and 10,6 mcm, cm^-1	1÷5 ·10^-4

Physical properties:

Density (20 -25^оС), g/cm³	7,192
Melting temperature, ^оС	424
Coefficient of thermal expansion (-50 - +100 ^оС), 106 degree^-1	53
Heat resistance,^оС	300
Knupp microhardness, kg/mm²	30

Chemical properties:

Composition, mass.%
TlCl	33
TlBr	67
Solubility, g/l	3,2

Size of delivered samples:

Diameter, мм	5-150
Thickness, мм	1-1000

Delivery capabilities:

In the form of boules, kg per month	10-20
In the form of ground windows, pieces per month	500
In the form of polished windows, pieces per month	100

Note:
Crystals are grown from TlСl and TlBr high purity salts by Stockbarger method in ampoules made of heat-resistant glass having diameter up to 50 mm, height up to 150 mm.

KRS-6 monocrystal transmission spectrum