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For example
e.g. SHG @1064
SFG @800+267->200
DFG @780-842->10600
OPO @355->460+560+960+1150 etc
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For example
e.g. P-coating
ARC @1064 R<0.25%
ARC @1064 R<0.25% + 532 R<0.5%
BBAR @1064 R<1% + 3÷10 R<5%
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Nonlinear optical crystal LISe (LiInSe2) |
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| (lithium indium selenide) |
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| Main properties |
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| Transparency range, µm |
0.43– 13.0 |
| Nonlinear coefficient, pm/V |
d31=10.6, d32=6.3 |
| Symmetry |
Orthorhombic, mm2 point group |
| Cell parameters, Å |
a=7.192, b=8.412, c=6.793 |
Typical Reflection index |
10,0 µm 5,0 µm |
nx=2.2015, ny=2.2522, nz=2.2566 nx=2.2370, ny=2.2772, nz=2.2818 |
| The fundamental wavelength ranges in µm for SHG |
x-y, Type II, eoe |
2.73 – 8.24 |
| x-z, Type I, ooe |
2.08 – 12.4 |
| y-z, Type II, oeo |
2.73 – 3.07 |
| y-z Type II, oeo |
7.66 – 8.24 |
| Total interval covered |
2.08 – 12.4 |
Optical Damage Threshold, GW/cm2 |
1053 nm (t=10 ns) |
~0.5 |
| Thermal conductivity k, WM/M°C |
kx=4.73 ± 0.3; ky=4.67 ± 0.3; kz=5.45 ± 0.3 |
Absorption edge in the far-IR on 0.2
transparency level |
1.24 THz at 240 µm |
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| The parameters of optical elements |
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| Orientation accuracy, arc min |
< 30 |
| Parallelism, arc sec |
< 30 |
| Flatness |
546 nm |
l/4 |
| Surface quality, scratch/dig |
30/20 |
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| Application |
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- Optical parametric oscillator (OPO) in range 1 – 13 µm with pump Ti: Sapphire laser
- Different frequency generation in middle IR range (2-13 µm).
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For all crystals we are able to provide suitable Anti-reflection / Protective Coatings tailored to customer's specific applications, providing reflectivity curves. |
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We are able to provide suitable Anti-reflection / Protective, etc. coatings tailored to customer's specifications, reflectivity curves are applied upon request. |
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