Computer aided design of computer generated holograms for electron beam fabrication

Area of Science:

• Optics and Photonics
• Computer Science and Engineering

Background:

• Computer Aided Design (CAD) systems are widely used in electrical and mechanical engineering.
• Designing Computer Generated Holograms (CGHs) involves complex computational and data management tasks.

Purpose of the Study:

• To evaluate the effectiveness of existing CAD systems for designing CGHs.
• To identify how CAD workstations can be optimized for CGH fabrication processes, particularly electron beam lithography.

Main Methods:

• Utilizing CAD workstations for computing, storing, and displaying CGH design features.
• Applying various encoding methods within the CAD environment for CGH generation.
• Documenting practical experience with CAD-based CGH design workflows.

Main Results:

• CAD systems provide efficient tools for CGH design, including data handling and preparation for fabrication.
• The integration of CAD facilitates the design of CGHs for electron beam lithography.
• Experience highlights specific features and functionalities beneficial for CGH design within CAD.

Conclusions:

• CAD systems are highly effective for designing CGHs, offering significant advantages in efficiency and convenience.
• Further enhancements to CAD workstations can improve their utility for advanced CGH design and fabrication.
• The study provides insights for optimizing CAD tools for holographic applications.