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Integrated electro-optic lens/scanner in a LiTaO3 single crystal.

K T Gahagan¹, V Gopalan, J M Robinson

¹Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA.

|February 29, 2008

Summary

Researchers developed the first integrated electro-optic lens and scanner on lithium tantalate. This device offers independent control over optical functions, achieving significant lens power and deflection angles.

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Area of Science:

Photonics and Optoelectronics
Materials Science
Crystal Engineering

Background:

Integrated optical devices are crucial for miniaturization and advanced functionalities.
Lithium tantalate (LiTaO3) is a promising material for electro-optic applications due to its excellent properties.

Purpose of the Study:

To demonstrate the first stand-alone integrated electro-optic lens and scanner on a single crystal.
To evaluate the performance of independently controlled lens and scanner components.

Main Methods:

Fabrication of a device on Z-cut LiTaO3 using lithographically defined domain-inverted regions.
Experimental measurement of lens power and scanner deflection angle.

Main Results:

Achieved a lens power of 0.233 cm(-1) kV(-1).
Observed a deflection angle of 12.68 mrad kV(-1).
Demonstrated independent control of lens and scanner functions.

Conclusions:

The successful integration of electro-optic lens and scanner functions on a single LiTaO3 crystal is a significant advancement.
This technology holds potential for compact and versatile optical systems.