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Related Experiment Video

Updated: Apr 28, 2026

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics

Published on: October 27, 2017

Micro-concentrators for a microsystems-enabled photovoltaic system.

Bradley H Jared, Michael P Saavedra, Ben J Anderson

|June 13, 2014

Summary

This summary is machine-generated.

A novel micro-concentrating optical system was developed for microsystems-enabled photovoltaic modules. This system enhances the performance of stacked photovoltaic cells within the prototype module.

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Last Updated: Apr 28, 2026

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics

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Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Published on: July 18, 2015

Area of Science:

Optics
Photovoltaics
Microsystems Engineering

Background:

Microsystems-enabled photovoltaic (MEPV) technology offers potential for miniaturized solar energy harvesting.
Efficiently concentrating light onto small-area photovoltaic cells is crucial for MEPV performance.

Purpose of the Study:

To develop and characterize a micro-concentrating optical system for MEPV modules.
To integrate the optical system with multi-junction photovoltaic cells.

Main Methods:

Design and fabrication of a 100X magnification micro-optical system.
Integration with 250 µm diameter multi-junction "stacked" photovoltaic cells.
Characterization of the optical system's field of view (± 2.5°).

Main Results:

Successful development of a micro-concentrating optical system.
Demonstrated integration with small-scale, stacked photovoltaic cells.
Achieved 100X magnification with a ± 2.5° field of view.

Conclusions:

The developed micro-optical system is suitable for MEPV prototypes.
This technology advances the potential for high-efficiency, miniaturized solar energy devices.