Type MR3-2 Faraday Rotator Glass Elements

* Paramagnetism Faraday Rotator Glass Elements 
Type MR3-2,  faraday rotator glass with higher Verdet constant -0.33 min/Oe-cm at 632.8nm or -96rad/T*m at 632.8 nm
 Type MR4,  faraday rotator glass with highest Verdet constant -0.38 min/Oe-cm at 632.8nm or -110 rad/T*m at 632.8 nm

 

* 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
  • Description
  • inquiry
We have some finished Faraday Rotator Glass Elements in stock.
Diameter: 51mm, 46mm, 40mm, 36mm, 27mm, 20mm, 15mm, 12.7mm, 10mm, 6mm, 5mm, 4mm and 3mm.

 

1. Type MR3-2 glass
Verdet Constant: -0.329min/Oe*cm or -96rad/T*m at 632.8 nm
Verdet Constant: -0.108 min/Oe*cm or -31.4 rad/T*m at 1064 nm
* Absorption coefficient: < 0.003 per cm
* Maximum inclusion size: < 0.040 mm
* Maximum total inclusion cross section: < 0.08 mm *2 per 100 cm *3
* Verdet constant at 1064 nm: -0.108 min/Oe-cm
* Strain birefringence at 633nm: < 2 nm/cm
* Extinction ratio to perpendicular polarization: > 40 dB
* Bubbles, inclusions, cord, striae: None visible (Schlieren Method)
* Bulk laser damage threshold > 25 J/cm*2 (10ns pulse width at 1064 nm)

 

2. Optical Quality
* Flatness of two faces: Lambda/8 wavelength at 632.8 nm in 90% central area
* Surface of two faces:10-5 scratch/dig per standard of MIL-0-13830A, USA
* Two faces parallelism: < 30 seconds
* Edge chamfer: < 0.20mm x 45+/-5 degree
* Non optical surfaces fine ground:  < 30 micron

 

3. Coating upon requested
* Anti-reflection
* Wavelength: 1053nm, 1064nm or specified
* Reflectivity per surface: R<0.20%
* Damage threshold: > 10J/cm*2, 10ns

 

4. Faraday Rotator Glass Elements in Stock

Type MR3-2 Glass, Verdet constant: -0.33 min/Oe-cm at 632.8nm or -96 rad/T*m at 632.8 nm

Item

Part Number Diameter (mm)    Length (mm

01

1130

2.00+0.00/-0.05

37.00+0.50/-0.10

02

1010

2.30+0.00/-0.05

11.00+0.00/-0.10

03

1017

2.40+0.00/-0.05

21.00+0.00/-0.20

04

1136

2.40+0.00/-0.05

30.00+0.50/-0.00

05

1012

2.80+0.00/-0.05

11.00+0.10/-0.00

06

1008

3.15+0.00/-0.05

11.00+0.00/-0.05

07

1148

3.20+0.00/-0.05

17.00+0.05/-0.05

08

1006

3.20+0.00/-0.05

24.00+0.20/-0.00

09

11283.50+0.00/-0.05

13.80+0.10/-0.10

10

10353.50+0.00/-0.05

17.90+0.00/-0.05

11

10023.83+0.00/-0.05

27.00+0.50/-0.00

12

10803.90+0.00/-0.05

30.00+0.20/-0.20

13

1005

4.00+0.00/-0.05

12.70+0.20/-0.20

14

11314.00+0.00/-0.05

37.00+0.50/-0.20

15

1137

4.40+0.00/-0.05

35.50+0.10/-0.10

16

11345.00+0.00/-0.05

8.50+0.00/-0.10

17

11455.00+0.00/-0.05

23.50+0.10/-0.10

18

11385.00+0.00/-0.05

24.00+0.00/-0.20

19

11355.10+0.00/-0.05

9.00+0.10/-0.10

20

1037

5.08+0.00/-0.05

31.00+0.20/-0.20

21

10385.10+0.05/-0.05

30.40+0.00/-0.10

22

11245.40+0.00/-0.05

13.50+0.05/-0.05

23

1125

5.40+0.00/-0.05

25.00+0.10/-0.05

24

10295.50+0.00/-0.05

11.00+0.00/-0.20

25

10275.50+0.00/-0.05

12.50+0.00/-0.20

26

1088

5.50+0.00/-0.05

29.00+0.50/-0.00

27

1109

5.50+0.00/-0.05

25.00+0.30/-0.00

28

1085

6.00+0.00/-0.05

8.40+0.05/-0.00

29

10616.00+0.00/-0.05

9.00+0.10/-0.10

30

1081

6.00+0.00/-0.05

30.00+0.20/-0.20

31

1058

6.00+0.00/-0.05

32.00+0.20/-0.20

32

11396.00+0.00/-0.05

33.50+0.05/-0.05

33

10866.00+0.00/-0.05

37.00+0.50/-0.20

34

10846.30+0.00/-0.05

30.00+0.10/-0.10

35

11268.70+0.00/-0.05

13.50+0.20/-0.20

36

108710.00+0.00/-0.10

37.00+0.05/-0.05

37

110612.70+0.00/-0.15

10.00+0.10/-0.10

38

112712.70+0.00/-0.15

24.50+0.20/-0.20

39

116315.00+0.00/-0.10

32.40+0.00/-0.10

40

109020.00+0.00/-0.30

28.00+0.30/-0.30

41

109120.00+0.00/-0.30

33.00+0.30/-0.30

42

1143

27.00+0.00/-0.20

35.00+0.20/-0.20

43

114236.00+0.00/-0.20

35.00+0.20/-0.20

44

114640.00+0.00/-0.50

36.00+0.50/-0.50

45

115240.00+0.00/-0.20

33.50+0.20/-0.00

46

116540.00+0.00/-0.20

37.00+0.50/-0.50

47

115946.00+0.00/-0.20

33.00+0.10/-0.10

48

114146.00+0.00/-0.20

37.50+0.20/-0.20

49

114051.00+0.00/-0.20

38.50+0.50/-0.50

 

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