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Optical Prism Designs Expands Vision Field for the Sight-Impaired | Tech Pulse | Jul 2016 | Photonics Spectra
A patient with 30-prism diopter (PD) of esotropia and diplopia in the... | Download Scientific Diagram
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Hillary Clinton: Does Secretary of State have double vision after blood clot scare? | Daily Mail Online
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Hillary Clinton: Does Secretary of State have double vision after blood clot scare? | Daily Mail Online
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