Curved Holographic Optical Elements from a Geometric View Point

TL;DR

This paper introduces a geometric framework to model how planar holographic optical elements deform into curved surfaces, analyzing the effects of non-preserving Gaussian curvature on their optical properties.

Contribution

It provides a novel geometric approach to understand and predict the optical behavior of curved holographic elements resulting from specific deformations.

Findings

Framework accurately models optical effects of curved HOEs.

Deformations affecting Gaussian curvature significantly alter optical performance.

Method applicable to design of advanced curved holographic devices.

Abstract

We present a geometric framework to model the optical effects of deformations of planar holographic optical elements (HOE) into curved surfaces, such as sphere segments. In particular, we consider deformations which do not preserve the Gaussian curvature.