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.