Laser glass

ALUMINUM-POTASSIUM BARIUM PHOSPHATE LASER GLASS CODE KGSS 1080/35

These glasses are used in the construction of high-power high-energy laser systems.

Characteristic	Value
Dimensions of the individual disc element	450 × 250 × 40 mm³
Luminescence quantum yield	up to 75 %
Luminescence lifetime for concentration of [Nd³⁺] = 3.5 × 10²⁰ cm^-3	up to 310 μs
Striae, inclusions	absent
Decimal coefficient of inactive absorption at the wavelength of 1.053 μm	≤ 0.0009 cm^-1
including Nd³⁺	≤ 0.00017 cm^-1
Co, Ni, V	≤ 0.00016 cm^-1
Cu²⁺, Fe²⁺	≤ 0.00053 cm^-1
Bubbles	≤ 0.5 mm²/100 cm³
Laser damage threshold for a pulse duration of 3-5 ns	up to 33 J/cm²