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Optics is the study of light, and its interaction with matter. It includes topics such as imaging systems, fiber optics, lasers, quantum optics, and more.

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simply by yawing the lens I can see much better. I'd appreciate it if someone familiar with optics could confirm whether or not coma can actually be corrected in this way. Everything I can find online …
answered Aug 2 '13 by Tom Shaw
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I have just discovered that if I rotate my left spectacle lens about the vertical axis by 10 degrees in one direction, the vision in that eye becomes much crisper. Note that the sphere and cylinder p …
asked Aug 2 '13 by Tom Shaw