MR1 FARADAY ROTATOR ROD IN STOCK
MR1 diamagnetic faraday rotator material with the following characteristics :
1. Diameter: 4.40+/-0.05mm
2. Length: 17.50+/-0.05mm
3. Flatness of the two faces: Less than lambda/8 wavelength at 632.8 nm in the 90% central area
4. Surface quality of the two faces:10-5 scratch/dig per standard of 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 (AR) coating ( transparence): > 99% in wavelength of 620-690 nm.
10. Coating curve attached.
產品規格︰
產品牌號：MR1
Verdet常數=0.071-0.093（min/Oe＊cm) at 632.8nm
Nd=1.92306
Nf=1.93838
費爾德常數隨溫度變化的係數=1.7×10-4 K-1
應力雙折射<=0.50 nm/cm at 632.8nm.
消光比> 40dB at 632.8 nm
產品優點︰
新型的逆磁性法拉第旋光元件，其旋光特性（費爾德常數Verdet constant）幾乎不受溫度變化的影響，是製作磁光傳感器和MOCT磁光電流互感器，解決其測量精度低，穩定性差的重要部件。
