Perfect Sight Without Glasses sets out Bates's radical claim that vision improves by relieving strain rather than by wearing lenses. In clinical yet polemical prose, he braids case histories, retinoscopic notes, and exercises—palming, sunning, shifting, "central fixation"—arguing that accommodation reflects extraocular muscular action and that refractive errors fluctuate with attention and emotion, challenging the Helmholtzian consensus amid early twentieth-century medical pluralism. Bates, a New York ophthalmologist, derived these views from years of chair-side measurements and observing moment-to-moment acuity changes. Collaborating with assistant Emily Lierman and writing the periodical Better Eyesight, he sharpened his case through controversy with organized ophthalmology, giving the book its urgent, didactic temper and its blend of experiment, pedagogy, and polemic. Accepted or not, this is essential reading: a historically significant, methodically detailed attempt to rethink seeing at the crossroads of physiology, psychology, and habit. Historians of medicine, vision scientists, clinicians, and reflective lay readers will find both provocations and cautions. Approach it with curiosity and rigor; its questions about use, attention, and perception remain strikingly contemporary. Quickie Classics summarizes timeless works with precision, preserving the author's voice and keeping the prose clear, fast, and readable—distilled, never diluted. Enriched Edition extras: Introduction · Synopsis · Historical Context · Brief Analysis · 4 Reflection Q&As · Editorial Footnotes.