AR Coating Laser Bbo Nonlinear Crystal BaB2O4 Nd Yag Crystal 2500 Nm
200 nm to 2500 nm High power laser crystal Nonlinear Crystal BBO
Description:
BBO (beta-BaB2O4 ) is a nonlinear optical crystal which combines a number of unique features. These features include wide transparency and phase matching ranges, large nonlinear coefficient, high damage threshold and excellent optical homogeneity. Therefore, BBO provides an attractive solution for various nonlinear optical applications.
BBO crystal is also an excellent electro-optic crystal for high power applications at the wavelength range from 200nm to 2500nm. It can be used for Q-Switching in a CW diode pumped Nd:YAG laser with average power>50W.
-
Main Features
★ Good mechanical and physical properties
★ Broad phase-matchable second-harmonic-generation (SHG) range from 409.6nm to 3500nm
★ Wide transmission region from 190nm to 3500nm
★ Large effective SHG coefficient
★ High damage threshold of 10GW/cm2 for 100ps pulse-width at 1064nm
★ High optical homogeneity with Δn=10-6/cm
★ Wide temperature-bandwidth of about 55℃ (for type I SHG 1064 nm)
specifications
Main Features
★ Good mechanical and physical properties
★ Broad phase-matchable second-harmonic-generation (SHG) range from 409.6nm to 3500nm
★ Wide transmission region from 190nm to 3500nm
★ Large effective SHG coefficient
★ High damage threshold of 10GW/cm2 for 100ps pulse-width at 1064nm
★ High optical homogeneity with Δn=10-6/cm
★ Wide temperature-bandwidth of about 55℃ (for type I SHG 1064 nm)
Typical Applications
★ Second, third, fourth and fifth harmonic generation of Nd:YAG and Nd:YLF laser
★ Frequency-doubling, -tripling and -mixing of Dye lasers
★ Second, third and fourth harmonic generation of Ti:Sapphire and Alexandrite lasers
★ Optical parametric amplifier (OPA) and optical parametric oscillators (OPO)
★ Frequency-doubling of Argon ion, Cu-vapor and Ruby lasers
★ Research and development for advanced laser techniques, including all-solid state wide-tunable lasers, ultrafast pulse lasers, and DUV lasers
Specifications
| Dimension Tolerance | (W±0.1mm) x (H±0.1mm) x (L±0.2mm) |
| Angle Tolerance | Δθ<0.5°, ΔΦ<0.5° |
| Surface Quality | 20/10 Scratch and Dig |
| Clear Aperture | >90% central |
| Surface Flatness | <λ/8@633nm |
| Wavefront Distortion | <λ/4@633nm |
| Parallelism | <20 arc seconds |
| Perpendicularity | <5 arc minutes |
| Chamfer | <0.1mmx45° |
Overview
Physical and Optical Properties
| Crystal Structure | trigonal, space group R3c | |
| Cell Parameters | a=b=12.532Å, c=12.717Å, Z=6 | |
| Melting Point | 1095±5oC | |
| Transition Temperature | 925±5oC | |
| Optical Homogeneity | 10-6/cm | |
| Mohs Hardness | 4.5 | |
| Density | 3.85g/cm3 | |
| Linear Absorption Coefficient | <0.1%/cm (at 1064 nm) | |
| Hygroscopic Susceptibility | low | |
| Resistivity | >1011 ohm/cm | |
| Relative Dielectric Constant | eT11/e0: 6.7, eT33/e0: 8.1 Tan d,<0.001 |
|
| Thermal Expansion Coefficients(in the range of 25-900℃) | ⊥c, 4 x 10-6/K; ||c, 36 x 10-6/K | |
| Thermal Conductivity | ⊥c, 1.2 W/m/K; ||c, 1.6 W/m/K | |
| Transparency Range | 189-3500nm | |
| Therm-Optic Coefficients | dno/dT=-9.3x10-6/0C; dne/dT=-16.6x10-6/0C | |
| NLO coefficients | d11 =5.8 x d36(KDP) d31 = 0.05 x d11, d22<0.05 x d11 |
|
| Electro-Optic Coefficients | g11=2.7 pm/V, g22, g31<0.1 g11 | |
| Half-Wave Voltage | 48 KV (at 1064nm) | |
| Phase-matchable SHG range | 189-1750nm | |
| Damage Threshold |
@1.064um
|
5 GW/cm2 (10 ns); 10 GW/cm2 (1.3 ns) |
|
@0.532um
|
1 GW/cm2 (10 ns); 7 GW/cm2 (250 ps) | |
|
@0.266um
|
120 MW/cm2 (8ns) | |
| Sellmeier Equations(λ in um) | no2(λ) = 2.7359+0.01878/(λ2-0.01822)-0.01354λ2 ne2(λ) = 2.3753+0.01224/(λ2-0.01667)-0.01516λ2 |
|
Standard Parameter for Different Application
| Harmonic generations of Nd:YAG lasers | ||
| 1064nm SHG-> 532nm | 4x4x7mm | Type I, Theta=22.8deg, Phi=0deg |
| 1064nm THG-> 355nm | 4x4x7mm | Type I, Theta=31.3deg, Phi=0deg |
| 1064nm THG-> 355nm | 4x4x7mm | Type II, Theta=38.6deg, Phi=30deg |
| 1064nm 4HG-> 266nm | 4x4x7mm | Type I, Theta=47.6deg, Phi=0deg |
| 1064nm 5HG-> 213nm | 4x4x7mm | Type I, Theta=51.1deg, Phi=0deg |
| OPO and OPA pumped by harmonics of Nd:YAG lasers | ||
| 532nm Pump-> 680-2600nm | 4x4x12mm | Type I, Theta=21deg, Phi=0deg |
| 355nm Pump-> 410-2600nm | 6x4x12mm | Type I, Theta=30deg, Phi=0deg |
| 355nm Pump-> 410-2600nm | 7x4x15mm | Type II, Theta=37deg, Phi=30deg |
| 266nm Pump-> 295-2600nm | 6x4x12mm | Type I, Theta=39deg, Phi=0deg |
| Frequency doubling of dye lasers | ||
| 670-530nm SHG-> 355-260nm | 8x4x7mm | Type I, Theta=40deg, Phi=0deg |
| 600-440nm SHG-> 300-220nm | 8x4x7mm | Type I, Theta=55deg, Phi=0deg |
| 444-410nm SHG-> 222-205nm | 8x4x7mm | Type I, Theta=80deg, Phi=0deg |
| Harmonic generations of Ti:Sapphire lasers | ||
| 700-1000nm SHG-> 350-500nm | 7x4x7mm | Type I, Theta=28deg, Phi=0deg |
| 700-1000nm THG->240-330nm | 8x4x7mm | Type I, Theta=42deg, Phi=0deg |
| 700-1000nm FHG-> 210-240nm | 8x4x7mm | Type I, Theta=66deg, Phi=0deg |
| Frequency doubling and tripling of Alexandrite lasers | ||
| 720-800nm SHG-> 360-400nm | 4x4x7mm | Type I, Theta=31deg, Phi=0deg |
| 720-800nm THG-> 240-265nm | 4x4x7mm | Type I, Theta=48deg, Phi=0deg |
| Intracavity SHG of Ar+ laser with Brewster angle cut BBO | ||
| 514nm SHG-> 257nm | 4x4x7mm | Type I, Theta=51deg, Phi=0deg |
| 488nm SHG-> 244nm | 4x4x7mm | Type I, Theta=55deg, Phi=0deg |
| Dimension Tolerance | (W±0.1mm) x (H±0.1mm) x (L±0.2mm) |
| Angle Tolerance | Δθ<0.5°, ΔΦ<0.5° |
| Surface Quality | 20/10 Scratch and Dig |
| Clear Aperture | >90% central |
| Surface Flatness | <λ/8@633nm |
| Wavefront Distortion | <λ/4@633nm |
| Parallelism | <20 arc seconds |
| Perpendicularity | <5 arc minutes |
| Chamfer | <0.1mmx45° |
Packing Details :Use Good and Strong Cartons to pack
We offer more transportation options
FAQ
Q: What are your main products?
A: Optical lens,mirrors,windows,filters,prisms
Q: How long is your delivery time?
A: In general delivery time is about one month for custom produced optics.except stock ones or some special optics.
Q: Do you provide samples ? is it free or extra ?
A: We can provide free samples if we have stock optics as your request,while custom produced samples are not free.
Q:What is your MOQ ?
MOQ is 10pcs for most of the optics, while MOQ could be only one piece if you need a element in big dimention.
Q: What is your terms of payment ?
T/T,L/C,VISA,Paypal,Alipay or Negotiation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.