Thallium Halogenide Crystals

Thallium Halogenide crystals (KRS-5, KRS-6) are designed for transmission, refraction and focusing of visible and infrared radiation. Wide transparency range, radiation, thermal and vibrational stability, low water solubility make these crystals valuable for applications in optical devices working in atmosphere conditions and outer space without special protection. Low absorption in IR and large refractive index make these crystals suitable for Internal Reflection elements.

Main properties:

Material

KRS-5

KRS-6

Chemical composition

TlBr - 42.4%
TlI - 57.8%

TlBr - 30.3%
TlI - 69.7%

Density, g/cm3

7.37

7.19

Water solubility at 20° C, g/100 g H2O

0,05

0,32

Spectral Transparency range, microns

0,56 - 50

0,4 - 40

Optical Transmission, %
at 0,633 microns
at 2 - 25 microns


> 60
> 68


> 65
> 72

Absorption at 10.6 mm, cm-1

< 1 . 10-3

< 1 . 10-3

Refraction index (0,633 - 10,6 microns)

2,57 - 2,37

2,33 - 2,17

Max. sizes, mm:
dia.
thickness


100
100


150
100

 

 

List of products

Worldwide Distributors

 

Del Mar Ventures
12595 Ruette Alliante #148
San Diego, CA 92130

v/fax: (509)752-0123
delmarventures@yahoo.com
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