KRS-6 (Thallium Bromide/Chloride)
lenses, windows, mirrors, filters and prisms
Used for infrared windows and lenses for application out to 20 microns. KRS-6 is relatively soft and care should be taken during handling and processing.
Caution: Thallium compounds are classified as toxic and must be handled with care.
|Transmission Range||0.4 – 32.0 microns|
|Crystal Structure||Caesium chloride|
|Melting Point (°)||423.5 °C|
|Reflection Loss||24.2% (10 microns)|
|Solubility index||0.32gm/100gm water at 20 ° C|
|Thermal Conductivity (cal/cm sec°C)||0.0017 at 56 °C|
|Thermal Expansion coefficient (/°C)||50 x 10 -6 /°C|