| Model: | - |
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| Brand: | AOFA |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Magnetic Materials |
| Label: | magneto optical glas , rotator , faraday |
| Price: |
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| Min. Order: | 1 pc |
| Live Chat: |  | Last Online:23 Apr, 2020 |
Faraday Rotator Elements in Stock for 980nm and 1064nm optical isolators
Diameter 3.15+0.00/-0.05mm,length 11.00+0.00/-0.20mm
MR3-2 material, Verdet constant: -0.108min/Oe-cm at 1064nm
Optical Specifications
1. Absorption coefficient at 1064 nm: < 0.002 per cm
2. Max. inclusion size: < 0.040 mm
3. Max.total inclusion cross section: < 0.08 mm*2 per 100 cm*3
4. Surface quality: 10-5 S/D
5. Flatness: λ/ 10 at 633 nm
6. Parallelism: < 30 arc seconds
7. Extinction ratio to perpendicular polarization (stress birefringence): > 45dB
8. Clear aperture: 90 %
9. Edge chamfer: < 0.10mm X 45 degree
10. No coating, transmission: ≥ 86 % at 1064nm
11. Fine grind for other surfaces: < 30 micron
12. Bulk laser damage threshold: > 25 (J/cm2) 10ns, 1064 nm
13. AR/AR coating: R<0.20%
14. Laser damage threshold for caoting: > 5J/cm*2,10ns,1064nm
| Specifications: | MR3-2 Glass At 20 ℃ temperature Verdet Constant -0.33min/Oe*cm or -96rad/T*m at 632.8 nm Verdet Constant -0.11 min/Oe*cm or -31.4 rad/T*m at 1064 nm Transmission window:400nm-1600nm Refractive indices ND=1.7441 Nd=1.7442 NF=1.7544 Nc=1.7400 N1064=1.7178 Optical Quality(△n) /cm < 1x10*-6. Abbe number: VD=52.50 Vd=51.50 Nonlinear refrective index n2 (x10*-13 e.s.u.)=2.74 Figure of merit V632.8 (nd/n2)=0.62 Density (g/cm*3):4.95 Transformation temperature Tg: 790℃ Sag temperature Ts: 825℃ Coeff.of linear thermal expansion: 0 - 300℃ (10*-7/℃)=62.6 100 - 300℃ (10*-7/℃)=68.2 Transparence rate T% ≥ 86% (Uncoated) Transparence rate T% ≥ 98% (Coated) Absorption coefficients < 0.002/cm at 1064nm. Thermal conductivity=48.10/ ℃(0-100 ℃) dv/dt=0.0016(0-40 ℃) dv/dt=0.0006(40-80℃) Bulk laser damage threshold > 25 (Joules/cm*2) 10 ns pulse width at 1064 nm Chemical properties (Wt 10ss%) DW (H2O, 100℃,1 hour )=0.001 DA (0.01N-HNO3,100℃,1 hour)=0.215 |
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| Advantages: | Magneto Optical/Faraday Rotator Elements offer the following advantages * Highest Verdet constant * Excellent homogeneity * Very small stress birefraction * High damage threshold * Broad wavelength range * Better transparency properties * Lower nonlinear refractive index * Lower absorption coeffcient * Lower cost * Large dimension available |
