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High-Throughput Total Internal Reflection Fluorescence and Direct Stochastic Optical Reconstruction Microscopy Using a Photonic Chip

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Image transfer through cirrus clouds. I. Ray trace analysis and wave-front reconstruction.

B T Landesman¹, P J Kindilien, C L Matson

¹Applied Technology Associates, 1900 Randolph, SE, Albuquerque, New Mexico 87106, USA. landesma@aptec.com

|March 21, 2008

Summary

This summary is machine-generated.

A novel ray tracing technique models image transfer through cirrus clouds, considering hexagonal ice crystals. This method analyzes how cloud depth affects image quality, crucial for astronomical observations.

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Area of Science:

Atmospheric optics
Computational physics

Background:

Cirrus clouds significantly impact image quality in astronomical observations.
Accurate modeling of light propagation through ice crystal clouds is essential.

Purpose of the Study:

To develop and present a new technique for modeling image transfer through cirrus clouds.
To analyze the modulation transfer function (MTF) for stars imaged through cirrus clouds.

Main Methods:

Utilizes ray tracing to model beam propagation through a 3D volume of hexagonal ice crystals.
Employs Huygens-Fresnel propagation methods for light propagation outside the cloud.
Wavefronts are resolved into ray distributions at air-cloud interfaces for simulation.

Main Results:

Presents simulation output from the ray trace program.
Discusses the modulation transfer function (MTF) for stars imaged through cirrus clouds of varying depths.

Conclusions:

The developed ray tracing technique provides a robust method for simulating image transfer through cirrus clouds.
The study quantifies the impact of cirrus cloud depth on image quality via MTF analysis.