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Comparison of Objective and Subjective Changes Induced by Multiple Pinhole Glasses and Single Pinhole Glasses
Purpose of this study is to compare the ocular functional changes including pupil size, visual acuity, depth of focus, accommodative amplitude, visual field, contrast sensitivity, and stereopsis induced by multiple and single pinhole glasses, in addition, to check reading speed and survey for ocular discomfort after using both pinhole glasses.
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