Opto-Mechanical Systems Design, Volume 2, 4th Edition

1

Factors Affecting Mirror Performance

Daniel Vukobratovich

CONTENTS

1.1    Introduction and Summary

1.2    Tolerances, Error Budgets, and Superposition

1.3    Gravity Deflections

1.4    Mirror Deformations from Shear Effects

1.5    Mirror Deformations from Mounting Effects

1.6    Mirror Deformations from Dynamic Effects

1.7    Fundamental Frequencies

1.7.1    Drumhead Frequency of a Vertical-Axis Mirror

1.7.2    Rigid Body Fundamental Frequencies of an Axisymmetric Mirror

1.7.3    Damping

1.8    Rigid Body Response to Dynamic Excitation

1.8.1    Displacement

1.8.2    Response to Random Vibration

1.8.3    Response to Mechanical Shock

1.9    Thermal Effects

1.9.1    Uniform Change in Temperature

1.9.2    Temperature Gradients

1.9.3    Anisotropy ...