TGG Magneto Optical Crystal 2-76mm Diameter for High Power Laser Isolators with 40 rad/T/m Verdet Constant
Price:
USD 20-100/pc
MOQ:
10pcs
Delivery Time:
4-5 weeks
Brand:
Crystro
Product Description
TGG Magneto Optical Crystal for High Power Laser Systems
Terbium Gallium Garnet (Tb3Ga5O12) single crystal is the industry-standard Faraday rotator material for optical isolators in high-power laser applications. With a congruent melting point of 1825°C, large crystals can be grown using the Czochralski technique.
Key Technical Features
- Cubic crystal structure with compact dimensions
- Exceptional extinction ratio: >35 dB standard, >40 dB high grade
- High Verdet constant: 40 rad/T/m at 1064 nm wavelength
- Optimal refractive index: 1.95 at 1064 nm
Primary Applications
- Faraday Rotator components
- Optical Isolator systems
Material Properties
| Property | Specification |
|---|---|
| Chemical Formula | Tb3Ga5O12 |
| Lattice Parameter | a=12.355Å |
| Growth Method | Czochralski |
| Density | 7.13 g/cm³ |
| Mohs Hardness | 8.0 |
| Melting Point | 1725°C |
| Refractive Index | 1.954 at 1064nm |
Manufacturing Specifications
| Parameter | Value |
|---|---|
| Orientation | [111] within ±15 arc min |
| Wave Front Distortion | |
| Extinction Ratio | >35 dB |
| Diameter Tolerance | +0.00mm/-0.05mm |
| Length Tolerance | +0.2mm/-0.2mm |
| Chamfer | 0.10mm @45° |
| Flatness | |
| Parallelism | |
| Perpendicularity | |
| Surface Quality | 10/5 Scratch/Dig |
| AR Coating | |
| Available Diameters | 2.0 - 76 mm |
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu