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Realization of binary radial diffractive optical elements by two-photon polymerization technique.
Vladimir Osipov1, Vladimir Pavelyev, Denis Kachalov
1Laser Zentrum Hannover eV, 8 Hollerithallee, Hannover 30419, Germany. v.osipov@lzh.de
Optics Express
|December 18, 2010
Summary
Two-photon polymerization fabricates submicron diffractive optical elements (DOEs) for specialized light patterns. The study confirms the technique
Area of Science:
- Optics and Photonics
- Materials Science
- Nanofabrication
Background:
- Diffractive optical elements (DOEs) are crucial for manipulating light.
- Submicron-scale fabrication presents significant challenges.
- Two-photon polymerization (2PP) offers high-resolution 3D patterning capabilities.
Purpose of the Study:
- To investigate the application of 2PP for fabricating submicron radial binary diffractive optical elements (DOEs).
- To realize binary DOEs capable of generating specific longitudinal light intensity distributions (axial light segments).
Main Methods:
- Utilized two-photon polymerization (2PP) for high-resolution 3D microfabrication.
- Fabricated radial binary diffractive optical elements (DOEs) with submicron features.
- Performed interferometric analysis of the fabricated diffractive relief.
- Investigated the optical properties of the resulting DOEs.
Main Results:
- Successfully fabricated submicron-size relief of radial binary diffractive optical elements (DOEs) using 2PP.
- Demonstrated the capability of these DOEs to form specialized longitudinal intensity distributions (axial light segments).
- Experimental results showed good agreement with computer simulations.
Conclusions:
- Two-photon polymerization is a viable technique for fabricating high-resolution diffractive optical elements.
- The fabricated DOEs can effectively control light propagation to create desired intensity profiles.
- The study validates the accuracy of simulation models for predicting DOE performance.
