TGG Terbium Gallium Garnet Dia 100mm Magneto Optical Crystal

Brand Name:ZG
Certification:CE
Model Number:MS
Minimum Order Quantity:1 piece
Delivery Time:3 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Zhengzhou Henan China
Address: No. 26, Dongqing Street, High-tech Zone, Zhengzhou ,Henan, China
Supplier`s last login times: within 48 hours
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Magneto optical crystal Terbium gallium garnet (TGG)


Terbium gallium garnet (TGG) is a kind of high performance magneto-optical crystal in the visible and near infrared spectrum, which is widely used in laser technology, optical communication and optical information processing technology. It has high feld constant, low optical absorption coefficient, high laser damage threshold and good optical properties. These excellent properties make TGG crystal an ideal material for magneto-optical isolator.


In recent years, growing large-size and high-quality TGG crystals has been a hot research topic in the field of crystal materials at home and abroad. With the unremitting efforts of the professional R & D team, Corus has successfully grown TGG crystal with a diameter of 100 mm in June 2020.


Main advantages:


Large magneto-optical constant (40 rad t-1m-1)

Low light loss (< 0.1% / cm)

High thermal conductivity (7.4wm-1k-1)

High laser damage threshold (> 1GW / cm) ²)


Application:


Faraday rotator

Optical isolator


Material properties


Molecular formulaTb3Ga5O12
Growth methodCzochralski
Lattice constanta=12.355Å
Density7.13g/cm³
Hardness8.0 Mohs
Melting point1725℃
Refractive index1.954 at 1024nm
Verdet constant190/134/40@532nm/633nm/1064nm

Technical parameter


DimensionMaxψ101.6mm(4inch)
Crystal orientation< 111>±15′
Extinction ratio>35dB
Diameter tolerance+0mm/-0.05mm
Length tolerance+0.1mm
Chamfering<0.1*45°
Flatness<λ/10@633nm
Parallelism<30″
Perpendicularity<15′
Surface quality10/5
Wavefront distortion<λ/8@633nm
CoatingAccording to customer requirements
China TGG Terbium Gallium Garnet Dia 100mm Magneto Optical Crystal supplier

TGG Terbium Gallium Garnet Dia 100mm Magneto Optical Crystal

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