T-NLC09 - Ø1" Mounted β-BBO Crystal, 75 μm Thick, θ = 29.2°, 700 - 1200 nm Fund., 350 - 600 nm SHG
T-NLC09 - Ø1" Mounted β-BBO Crystal, 75 μm Thick, θ = 29.2°, 700 - 1200 nm Fund., 350 - 600 nm SHG
- Ultrathin BBO Crystals Optically Contacted to Fused Silica Substrate
- Mounted Crystal with Antireflection (AR) Coating for 650 - 1300 nm
- β-BBO (beta-BaB2O4) Crystals Optimized for Type-I Second Harmonic Generation (SHG)
- Four Wavelength Range Options:
- 680 - 900 nm (Fundamental) & 340 - 450 nm (SHG)
- Ultrathin 700 - 1200 nm (Fundamental) & 350 - 600 nm (SHG)
- 900 - 1300 nm (Fundamental) & 450 - 650 nm (SHG)
- 1300 - 1700 nm (Fundamental) & 650 - 850 nm (SHG)
- Phase Matching Conditions Specified at or Near Normal Angle of Incidence
- Markings on Housing Indicate Rotation Axis and Polarization Orientation
- Options Include Crystals Optimized for Ti:Sapphire, Erbium (Er), and Ytterbium (Yb) Lasers
- Designed for Use with Femtosecond Laser Pulses
- Room Temperature Operation
- Crystal Thickness 75 μm
- Crystal Thickness Tolerance +0 μm / -11 μm
- Angle of Optic Axis (θ) 29.2°
- Turning Angle vs. Wavelength
- Optic Axis Angle (θ) Tolerance ±0.5°
- Fundamental Wavelength (1ω) AOI = 0° 800 nm
- Fundamental Wavelength (1ω) AOI Tuned 700 - 1200 nm
- SHG Wavelength (2ω) AOI = 0° 400 nm
- SHG Wavelength (2ω) AOI Tuned 350 - 600 nm
- Minimum Recommended Focal Spot Size (1/e2 Diameter) 12 µm
- Circularity vs. Fundamental Mode Field Diameter (MFD)
- Minimum Recommended Pulse Duration (FWHM) 14 fs
- Minimum Fundamental Pulse Duration vs. Fundamental Wavelength
- Phase Matching Bandwidth (FWHM) 65 nm
- Phase Matching Bandwidth vs. Fundamental Wavelength
- Aperture Ø5.0 mm
- Clear Aperture >80% of Diameter
- Mount Diameter 1" (25.4 mm)
- AR Coating Range 650 - 1300 nm
- Reflectance Over Coating Range (Avg.) <1.25% at 0° AOI, Single-Layer AR Coating on One Face Only
- AR Coating Curve
- Substrate UV Fused Silica: Thickness = 2.5 mm,
Wedge Angle = 30 arcmin - Laser Induced Damage Threshold 0.8 J/cm2 (800 nm, 100 fs FWHM, S-Pol, 104 Pulses)
- Surface Quality 20-10 Scratch-Dig
- Transmitted Wavefront Error λ/3 @ 632.8 nm Over Clear Aperture
| Damage Threshold Specifications | |
|---|---|
| Item # | Damage Threshold |
| T-NLC01 | 0.5 J/cm2 (800 nm, 98 fs FWHM, S-Pol, 104 Pulses) |
| T-NLC02 | |
| T-NLC03 | |
| T-NLC08 | 0.8 J/cm2 (800 nm, 100 fs FWHM, S-Pol, 104 Pulses) |
| T-NLC09 | |
| T-NLC04 | 0.3 J/cm2 (1030 nm, 190 fs FWHM, S-Pol, 105 Pulses) |
| T-NLC05 | |
| T-NLC06 | |
| T-NLC07 | 0.6 J/cm2 (1550 nm, 52 fs FWHM, S-Pol, 104 Pulses) |
| Physical and Optical Properties | ||
|---|---|---|
| Material | β-BBO (beta-BaB2O4) | |
| Crystal Structure | Trigonal, Space Group R3c | |
| Transparency Range | 189 - 3500 nm | |
| Second-Order Nonlinear Coefficients | d21 = 2.2 pm/V d31 = 0.08 pm/V d22 = 2.2 pm/V |
|
| Nonlinear Refractive Index (Kerr Index) | 4.9 x 10−20 m2/W @ 1032 nm | |
| Sellmeier Coefficients | Ordinary Ray |  |
| Extraordinary Ray |  |
|
| Thermal Conductivity | 1.2 W / m ⋅ K (⊥ C) 1.6 W / m ⋅ K (|| C) |
|
| Mohs Hardness | 4.5 Mohs | |
| Density | 3.85 g/cm3 | |
| Key Common Specifications | |
|---|---|
| Material | β-BBO (beta-BaB2O4) |
| Aperture | Ø5.0 mm |
| Clear Aperture | >80% of Diameter |
| Transmitted Wavefront Error | λ/3 @ 632.8 nm Over Clear Aperture |
| Surface Quality | 20-10 Scratch-Dig |
| Optic Axis Angle Tolerance | ±0.5° |
| Key Specifications for SHG Applications | |||
|---|---|---|---|
| Item # | T-NLC08 | T-NLC09 | |
| Crystal Thickness | 30 μm | 75 μm | |
| Angle of Optic Axis (θ) | 29.2° | ||
| AR Coating Range | 650 - 1300 nm | ||
| Reflectance Over Coating Range (Avg.) | <1.25% at 0° AOI, Single-Layer Coating, One Side Only |
||
| Fundamental Wavelength (1ω) |
AOI = 0° | 800 nm | |
| AOI Tuned | 700 - 1200 nm | ||
|
SHG Wavelength (2ω) |
AOI = 0° | 400 nm | |
| AOI Tuned | 350 - 600 nm | ||
| Minimum Recommended Focal Spot Size (1/e2 Diameter) | 6 µm | 12 µm | |
| Minimum Recommended Pulse Duration (FWHM) | 5.5 fs | 14 fs | |
| Phase Matching Bandwidth (FWHM) | 165 nm | 65 nm | |
| Substrate | UV Fused Silica: Thickness = 2.5 mm, Wedge Angle = 30 arcmin |
||