作者：维尔克斯 时间：2024-4-20 10:33:41
本文将Optogama的晶体产品和Altechna的晶体进行的比对，总的来说Optogama的晶体种类较为丰富，尤其是Optogama激光晶体，非线性晶体，还有调Q晶体的种类，Altechna相比Optogama晶体种类少一些但是支持更多的尺寸加工，而Optogama的标准品尺寸可选项比较少
Altechna与Optogama晶体类别对比
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激光晶体 |
非线性晶体 |
调Q晶体 |
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Altechna |
Nd:YVO4, Nd:YAG, Nd:YLF, Yb:CaF2, Yb:YAG, Yb:KGW, Yb:KYW |
BBO，LBO，KTP，KDP，DKDP |
Cr4+:YAG, Co:Spinel (Co:MgAl2O4) |
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Optogama |
Nd:YVO4, Nd:YAG, Nd:YLF, Nd:KGW, Yb:CaF2, Yb:YAG, Yb:KGW, Yb:KYW, Yb:YVO4, Yb:YAB, Yb:YAP, Yb:YLF, 此外还有掺铒Er，铒镱Er,Yb共掺，掺铥Tm，掺铬Cr，掺钛Ti，掺镨Pr，掺钬Ho，铥钬Tm,Ho共掺。 |
BBO，LBO，KTP，KDP，DKDP，此外还有LiNbO₃，AgGaSe2, AgGaS2, ZnGeP2, GaSe, CdSe, Solid state dye cell |
Cr4+:YAG, Co:Spinel (Co:MgAl2O4), V:YAG |
此外，除了Optogama激光晶体，Optogama还有拉曼晶体，光折变晶体，闪烁晶体。Altechna官网暂时没有列出上述晶体。
Altechna与Optogama非线性晶体
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Altechna |
Optogama |
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BBO Crystals |
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Wavelength range |
190-2500 nm |
188-5200 nm |
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Aperture dimensions |
Φ1-25 mm |
6×6 mm, L=0.01-2 mm |
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Orientation accuracy of cut angle |
<30 arcmin |
<30 arcmin |
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Surface quality, S-D |
10-5 |
10-5 |
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Transmitted wavefront distortion, P-V |
<λ/8 @ 632.8 nm |
<λ/8 @ 632.8 nm |
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AR Coatings |
AR, BBAR, single layer protective |
Low dispersion protective coatings or antireflective coatings on both sides |
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LBO Crystals |
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Wavelength range |
160-2600 nm |
155-3200 nm |
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Aperture dimensions |
Φ1-25 mm |
3×3-6×6，L=1-20 mm |
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Orientation accuracy of cut angle |
<30 arcmin |
<30 arcmin |
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Surface quality, S-D |
10-5 |
10-5 |
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Transmitted wavefront distortion, P-V |
<λ/8 @ 632.8 nm |
<λ/4 @ 632.8 nm |
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AR Coatings |
AR, BBAR, single layer protective |
AR coatings on both sides |
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KTP Crystals |
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Wavelength range |
350-4400 nm |
350-4500 nm |
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Aperture dimensions |
- |
3×3-7×7 mm, L=5/10 mm |
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Orientation accuracy of cut angle |
<30 arcmin |
<30 arcmin |
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Surface quality, S-D |
10-5 |
10-5 |
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Transmitted wavefront distortion, P-V |
<λ/8 @632.8 nm |
<λ/8 @632.8 nm |
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AR Coatings |
- |
AR(R<0,25%)532+1064 nm on both faces |
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KDP, DKDP Crystals |
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Wavelength range |
160-1800 nm |
180-1500 nm, 200-2000 nm |
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Aperture dimensions |
5-100 mm |
12×12/15×15 mm, 5/7/13/20 mm |
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Orientation accuracy of cut angle |
<30 arcmin |
<30 arcmin |
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Surface quality, S-D |
20-10 |
20-10 |
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Transmitted wavefront distortion, P-V |
<λ/8 @ 632.8 nm |
<λ/4 @ 632.8 nm |
Altechna与Optogama激光晶体
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Altechna |
Optogama |
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Nd:YVO4 Crystals |
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Doping concentration |
0.5-3 atm.% |
0.1-4 atm.% |
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Aperture dimensions |
1×1-15×15 mm |
3×3 mm，L=0.5-5 mm |
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Crystal orientation |
a-cut |
a-cut |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/8 @ 632.8 nm |
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Coatings |
Contact us |
Contact us |
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Nd:YAG Crystals |
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Doping concentration |
0.5-1.1 atm.% |
0.6-1.3 atm.% |
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Aperture dimensions |
Φ1-15/3×3 mm, L≤130 mm |
Φ3，Φ5，3×3 mm, L=2/3/5/10/50/100 mm |
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Crystal orientation |
c-cut [111] |
[111] |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
λ/8 @ 632.8 nm |
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Extinction Ratio |
>28 dB |
>28 dB |
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Nd:YLF Crystals |
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Doping concentration |
0.4-2 atm.% |
1-2 atm.% |
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Aperture dimensions |
1×1-15×15 mm, L≤120 mm |
Φ5 mm, L=10/20/50/100 mm |
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Crystal orientation |
c-cut [111] |
a-cut, c-cut |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/8 @ 632.8 nm |
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Transmitted wavefront distortion, P-V |
Up to λ/8 @632.8 nm |
λ/4 @ 632.8 nm |
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Yb:YAG Crystals |
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Doping concentration |
0.2-25 atm.% |
1-20 atm.% |
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Aperture dimensions |
Φ1-15 mm |
5×5 mm, 1/2/10 mm |
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Crystal orientation |
c-cut [111] |
[111] |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/10 @ 632.8 nm |
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Yb:CaF2 Crystals |
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Doping concentration |
1-10 atm.% |
1-5 atm.% |
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Aperture dimensions |
Φ1-15 mm |
Φ3, L=3/5/10 mm |
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Crystal orientation |
- |
[111] |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/10 @ 632.8 nm |
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Yb:KGW Crystals |
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Doping concentration |
0.5-5 atm.% |
1-5 atm.% |
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Aperture dimensions |
1×1-15×15 mm |
3×3，5×5，L=2/3/5/10 mm |
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Crystal orientation |
- |
Ng-cut; Np(b)-cut and other orientation available |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/10 @ 632.8 nm |
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Yb:KYW Crystals |
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Doping concentration |
0.5-10 atm.% |
1-100 atm.% |
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Aperture dimensions |
1×1-15×15 mm |
3×3，5×5，L=1/2/5 mm |
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Crystal orientation |
- |
Ng-cut; Np(b)-cut and other orientation available |
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Surface quality, S-D |
10-5 |
10-5 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/10 @ 632.8 nm |
Altechna与Optogama被动Q开关晶体/调Q晶体
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Altechna |
Optogama |
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Cr4+:YAG Crystals |
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Wavelength range |
800-1200 nm |
900-1200 nm |
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Aperture dimensions |
Φ1-12 mm |
3×3 mm/Φ3 mm |
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Orientation accuracy of cut angle |
<30 arcmin |
<30 arcmin |
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Surface quality, S-D |
10-5 |
10-5 |
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Transmitted wavefront distortion, P-V |
<λ/8 @ 632.8 nm |
<λ/4 @ 632.8 nm |
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AR Coatings |
On request |
AR(R<0,15%)@1064 nm on both sides |
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Co:Spinel (Co:MgAl2O4) Crystals Crystals |
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Wavelength range |
1200-1600 nm |
1300-1600 nm |
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Aperture dimensions |
Φ6 mm, 3×3 mm |
3×3 mm, 5×5 mm |
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Absorption coefficient |
up to 2.4 cm-1 |
up to 2.6 cm-1 |
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Surface quality, S-D |
- |
20-10 |
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Surface flatness, P-V |
<λ/10 @ 632.8 nm |
<λ/8 @ 632.8 nm |
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Transmitted wavefront distortion, P-V |
- |
<λ/4 @ 632.8 nm |
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AR Coatings |
Ravg<0.2% @ 1540 nm |
AR(R<0,15%)@1535 nm |
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LIDT (coated) |
>50 J/cm2 @ 1535 nm |
>8 J/cm2 @ 1535 nm, 10 ns |
