KTA Crystal

KTA, an excellent NLO crystal for OPO device, features good NLO and E-O coefficients, low absorption in the 2.0-5.0 µm region, broad angular and temperature bandwidth, low dielectric constants, etc.

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Applications and Advantages:

◇ an excellent NLO crystal developed mainly for Optical Parametric Oscillation (OPO)

◇ Large non linear coefficients ,broad angular and temperature bandwith.

◇ low dielectric constants, low ionic conductivities.

◇ Lower absorption in the 3-4 um spectrum range than KTP.

◇ Resistant to high intensity laser radiation.

◇ Frequency doubling (SHG @1083nm-3789nm)

◇ Sum and Difference Frequency Generation (SFG)/(DFG) KTA

◇ Electro-Optical Q-switch and modulation.

Specifications of KTA from Thatshigh

Dimension tolerance: ±0.1mm
Flatness: λ/8 @633nm
Scratch/Dig 10/5(MIL-PRF-13830B)
Parallelism: better than 20 arc sec
Perpendicularity: better than 15 arc min
Angle tolerance: <±0.2°
Coating AR coating
Clear aperture: >90% central area
Transmitting wavefront distortion: less than λ/8 @633nm

 

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