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Related Experiment Video

Updated: Jun 19, 2026

Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects

Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects

Published on: February 8, 2014

Holographic projection based on diamond-turned diffractive optical elements.

Claas Falldorf¹, Colin Dankwart, Ralf Gläbe

¹Bremer Institut für Angewandte Strahltechnik, Klagenfurter Strasse 2, 28359 Bremen, Germany. falldorf@bias.de

|October 22, 2009

Summary

This summary is machine-generated.

We present a new method for creating holographic data for diffractive optical elements (DOEs). This approach accounts for diamond-turning fabrication constraints to achieve desired far-field intensity patterns.

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Area of Science:

Optics and Photonics
Optical Engineering
Materials Science

Background:

Diffractive optical elements (DOEs) are crucial for manipulating light.
Fabrication processes like diamond-turning impose specific constraints on DOE design.
Generating holographic data for DOEs requires addressing these manufacturing limitations.

Purpose of the Study:

To develop an approach for generating holographic data for diffractive optical elements (DOEs).
To enable the projection of a predefined far-field intensity distribution.
To incorporate fabrication constraints of diamond-turning into the holographic data generation.

Main Methods:

The method generates holographic data considering the spiral tool path in diamond-turning.
It focuses on manipulating only the phase distribution of incident light.
This approach ensures the generated data is compatible with the fabrication process.

Main Results:

Successfully generated holographic data for diffractive optical elements.
The generated data allows for the projection of a target intensity distribution.
The approach effectively accounts for diamond-turning process limitations.

Conclusions:

The introduced method provides a viable approach for designing DOEs fabricated by diamond-turning.
It enables precise control over far-field intensity patterns.
This work facilitates the creation of custom optical functionalities through advanced fabrication techniques.