Witoptics Photonics Inc.

BBO (beta-BaB2O4 ) is a nonlinear optical crystal with combination of number of unique features. It has wide transparency and phase matching ranges, large nonlinear coefficient, high damage threshold and excellent optical homogeneity.

Capabilities:
1) Aperture: 1x1 ~ 12x12mm
2) Length: 0.02 ~ 25mm
3) Phase matching angle θ and φ: Determined by different kinds of homonic generartion.
4) Phase matching type: Type I or Type II
5) End configuration: Flat or Brewster or Specified

Typical Specification and Tolerance:
1) Angle tolerance: Δθ< ± 0.2°; Δφ< ±0.2°
2) Dimension tolerance: (W ± 0.1mm) x (H ± 0.1mm) x (L + 0.2mm/-0.1mm)
3) Flatness: <λ /8 @ 633nm
4) Surface Quality: better than 10/5 per MIL-O-13830A
5) Parallelism: < 20 arc seconds
6) Perpendicularity: <5 arc minutes
7) Wavefront distortion: <λ/8 @ 633nm
8) Clear aperture: > 90% central area
9) Coating: Protective Coating or Anti-Reflection