China Supplier Plano-Concave - Ho: YAG Crystals – Dien


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China Supplier Plano-Concave - Ho: YAG Crystals – Dien Detail:

Ho:YAG Ho3+ ions doped into insulating laser crystals have exhibited 14 inter-manifold laser channels, operating in temporal modes from CW to mode-locked . Ho:YAG is commonly used as an efficient means to generate 2.1-μm laser emission from the 5I7- 5I8 transition, for applications such as laser remote sensing, medical surgery, and pumping Mid-IR OPO’s to achieve 3-5micron emission. Direct diode pumped systems,and Tm: Fiber Laser pumped system have demonstrated hi slope efficiencies, some approaching the theoretical limit.


Basic Properties

Ho3+ concentration range 0.005 – 100 atomic %
Emission Wavelength 2.01 um
Laser Transition 5I75I8
Flouresence Lifetime 8.5 ms
Pump Wavelength 1.9 um
Coefficient of Thermal Expansion 6.14 x 10-6 K-1
Thermal Diffusivity 0.041 cm2 s-2
Thermal Conductivity 11.2 W m-1 K-1
Specific Heat (Cp) 0.59 J g-1 K-1
Thermal Shock Resistant 800 W m-1
Refractive Index @ 632.8 nm 1.83
Melting Point 1965℃
Density 4.56 g cm-3
MOHS Hardness 8.25
Young’s Modulus 335 Gpa
Crystal Structure Cubic
Standard Orientation <111>
Y3+ Site Symmetry D2
Lattice Constant a=12.013 Å


Technical Parameters

Wavefront distortion L/8per inch @633nm
Extinction ratio >28dB
Wavefront distortion L/8per inch @633nm
Extinction ratio >28dB
Tolerance:Rods with diameter (+0、-0.05)mm,( ±0.5) mm
Surface quality 10/5 Scratch/dig per MIL-O-1380A
Parallelism <10arc seconds
Perpendicularity <5arc minutes
Aperture >90%
Flatness λ/10@ 633 nm
Tolerance:Rods with diameter (+0、-0.05)mm,( ±0.5) mm
Surface quality 10/5 Scratch/dig per MIL-O-1380A
Parallelism <10arc seconds
Perpendicularity <5arc minutes
Aperture >90%
Flatness λ/10@ 633 nm


Absorption coefficient

Er YAG02


Product detail pictures:

China Supplier Plano-Concave - Ho: YAG Crystals – Dien detail pictures

China Supplier Plano-Concave - Ho: YAG Crystals – Dien detail pictures

China Supplier Plano-Concave - Ho: YAG Crystals – Dien detail pictures

China Supplier Plano-Concave - Ho: YAG Crystals – Dien detail pictures


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To become the stage of realizing dreams of our employees! To build a happier, much more united and far more professional team! To reach a mutual profit of our clients, suppliers, the society and ourselves for China Supplier Plano-Concave - Ho: YAG Crystals – Dien , The product will supply to all over the world, such as: Bhutan, Salt Lake City, Serbia, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.
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