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5121 Winnetka Avenue North  
Suite 100  
Minneapolis, Minnesota 55428  
Phone: 763.535.9660  
Fax: 763.535.9655

Electro Optic PLZT Materials
  Symbol Units EO-70 EO-80 EO-90 EO-95 EO-120
PLZT Composition

Relative Dielectric Constant

Dissipation Factor

 

-

Tan δ

%La/%Zr/%Ti

K

%

7.0/65/35

1800

1.1

8.0/65/35

3350

2.5

9.0/65/35

5600

5.1

9.5/65/35

5500

5.0

12/40/60

1400

1.2


Planar Coupling Factor

Remanent Polarization

Coercive Field

Piezoelectric Coefficient

kp

Pr

Ec

d33

-

μC/cm2

kV/cm

x10-12m/V

0.63

33.0

8.3

410

0.65

30.0

6.8

640

na

na

na

na

na

na

na

na

0.44

25.0

13.2

165


Quadratic Eletro-Optic Coefficient

Linear Electro-Optic Coefficient

Optical Transmission
(neglecting reflection loss)

R

rc

 

x10-16m2/V2

x10-10m/V

%

na

na

70

na

na

95

3.8

na

98

1.5

na

98

na

0.16

85


Density

Curie  Point

ρ

Tc

kg/m3

ēC

7850

150

7830

110

7800

85

7800

80

7740

140


Material Behavior     Memory Memory Quadratic
Response
Quadratic
Response
Linear
Response
Memory

na = not applicable

Elecro optic materials may be used for shutters, light modulators, image storage devices, and displays.  Other electro-optic PLZT compositions are available.  Please call to discuss specific requirements.