KTP
Features
KTP is the most suitable material for the visible and near UV NLO applications and commonly used for frequency doubling of Nd:YAG lasers and other Nd-doped lasers, particularly when the power density is at a low or medium level.
Specifications
Angle tolerance------------------------------------------Δθ< ± 0.5°; Δφ< ±0.5°
Dimensional Tolerance----------------------------------(W ± 0.1mm) x (H ± 0.1mm) x (L + 0.2mm/-0.1mm)
Flatness -------------------------------------------------- <λ/8 at 633nm
Surface Quality ----------------------------------------- 10/5 Scracth/Dig
Parallelism ------------------------------------------------ < 20 arc seconds
Perpendicularity ------------------------------------------< 5 arc minutes
Wavefront Distortion ------------------------------------<λ/8 at 633nm
Clear Aperture ------------------------------------------- Central 95%
Chamfer -------------------------------------------------- 0.15mm@45°
Coating --------------------------------------------------- S1,S2: AR @ 1064 nm R<0.1% & 532nm R<0.25%
S1:HR @ 1064nm R>99.8% & HT@ 808nm T>95%
S2:AR @ 1064 nm R<0.1% & 532nm R<0.25%