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Low_resolution_Thesis_CDD_221009_public - Visual Optics and ...

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METHODS<br />

2Chapter<br />

Chapter 2 - Methods<br />

This chapter is devoted to describe the experimental techniques used<br />

in this thesis. Specifically, the different instruments used to measure<br />

optical surfaces, the Laser Ray Tracing (LRT) technique used to<br />

measure ocular aberrations, <strong>and</strong> the psychophysical set-up used to<br />

measure visual performance will be described.<br />

The author of this thesis has been the main contributor in testing the<br />

different working modes of the instruments used for measuring the<br />

topography of optical surfaces, modifying those instruments <strong>and</strong><br />

developing the measurement procedures. He also led, in<br />

collaboration with Lourdes Llorente <strong>and</strong> Susana Marcos, the<br />

development of a new-generation LRT system that was built in the<br />

initial stages of this thesis. The specific contribution of the author of<br />

this thesis was the installation <strong>and</strong> programming of cameras,<br />

electronic hardware <strong>and</strong> computer boards, the development of<br />

control software <strong>and</strong> synchronization of the different elements, <strong>and</strong><br />

of data management. He also developed the psychophysical<br />

experiments used to measure visual performance.<br />

The work related with the new LRT device, was presented<br />

(Dorronsoro et al., 2003c), at the Spanish Optical Society<br />

(SEDOPTICA) Annual Meeting, where C. Dorronsoro won a Young<br />

Investigator Award as the first<br />

author of this work. It was also<br />

presented as an oral presentation at<br />

the Real Sociedad Española de<br />

Física (Royal Spanish Physics<br />

Society) at its Second Centenary<br />

Meeting. Summarized descriptions<br />

61

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