高质量大孔径法拉第旋光元件(现货)

直径:51mm,46mm,40mm,36mm,27mm,20mm,15mm,12.7mm,10mm,6mm

光学参数:
MR3-2 旋光系数
Verdet Constant: -0.329min/Oe*cm or -96 rad/T*m at 632.8 nm
Verdet Constant: -0.108 min/Oe*cm or -31.4 rad/T*m at 1064 nm

1. 两端面光洁度: 10/5 （划痕/道子MIL-PRF-13830B)
2. 两通光面平面度: < λ/8波长632.8nm
3. 两通光面平行度: < 30 秒.
4. 两通光面与轴向垂直度: < 10分
5. 偏振消光比：> 42 dB
6. 有效通光孔径: > 90%
7. 自由倒边: < 0.10mm x 45度
8. 柱面细磨: < 30um
9. 双面镀抗反射膜: R < 0.2%,1064nm
10. 激光损伤阈值: > 5J/cm*2,10ns,1064nm

Verdet constant=0.072-0.093min/Oe.cm at 632.8nm
Nd=1.92306
Nf=1.93838

Dispersive coefficient=21.26

Strain Birefringence <= 2 nm/cm at 632.8nm

In general,the Faraday Rotator Glass meeting the following specification
1.Maximum inclusion size <0.040mm
2.Maximum total inclusion cross section <0.04 mm2 per 100 cm3.
3.Two end sides:fine polished
4.Bulk laser damage threshold > 1GW/s.q.cm.(20 nsec. pulse at 1064nm)

Advantages: Diamagnetic Faraday Rotator Glasses has a very important property which is independent of temperature and widely used in Magnet Optic Current Transform(MOCT) and many kinds of polarimeters and instruments with higher sensitivity and stability

In Stock 现货
MR1 diamagnetic faraday rotator rod with the following characteristics
1. Diameter: 4.40+/-0.05mm
2. Length: 17.50+/-0.05mm
3. Flatness of two faces: < lambda/8 wavelength at 632.8 nm in 90% central area
4. Surface quality of two faces:10-5 scratch/dig per MIL-0-13830A,USA
5. Two faces parallelism: Less than 5 seconds
6. Edge chamfer: 0.1mm x 45+/-5 degree
7. Fine grind body of rod
8. Stress birefringence(extinction ratio): > 45 dB (By special annealed)
9. Coating: Anti-reflective coating ( transparence): > 99% in wavelength of 620-690 nm
10. Coating curve attached