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Terbium Gallium Garnet

Product Description: 

Terbium Gallium Garnet (TGG) has a high verdet constant, excellent transparency, high thermal conductivity, and a high laser damage threshold. By placing a rod in a strong magnetic field, TGG is widely used magneto-optical material in isolators, circulators, magnetic field sensors as well as other applications.

 

 

Figure 1: Terbium Gallium Garnet with diameter over 30mm

Features: 

  • High Verdet Constant (35 Rad T-1m-1)    
  • High Thermal Vonductivity (7.4 W m-1K-1)
  • Large Size Available with Diameter Over 30mm
  • High Extinction Ratio Available up to 40dB
  • High Optical Damage Threshold

Specifications :  

  Material 
TGG Crystal
  Orientation
[111]
  Wavelength Range
400~1100 nm,
excluding 475~500 nm.
  Dimensional Tolerance
± 0.1 mm
  Surface Quality
20/10
  Parallelism 
  < 20 arc seconds
  Extinction Ratio
  >32dB
  Wavefront Distortion  
  λ/8 @ 632.8 nm
  AR Coating
  <0.25% Specified by customer

 

Ø2.1mmX6.8mm TGG in stock, broadband AR Coating 750~950nm on both sides, PTGG-110111 ($38.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX7.8mm TGG in stock, broadband AR Coating 750~950nm on both sides, PTGG-110211 ($41.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX9.8mm TGG in stock, broadband AR Coating 750~950nm on both sides, PTGG-110311 ($45.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX10.8mm TGG in stock, broadband AR Coating 750~950nm on both sides, PTGG-110411 ($48.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX12.8mm TGG in stock, broadband AR Coating 750~950nm on both sides, PTGG-110511 ($52.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX7.8mm TGG in stock, broadband AR Coating 900~110nm on both sides, PTGG-120211 ($41.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX9.8mm TGG in stock, broadband AR Coating 900~110nm on both sides, PTGG-120311 ($45.0):  

 
 

 
Contact us for quantity pricing.

 

Ø2.1mmX10.8mm TGG in stock, broadband AR Coating 900~110nm on both sides, PTGG-120411 ($48.0):  

 
 

 
Contact us for quantity pricing.

 

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