Line of Sight: How Times Have Changed

Line of Sight: How Times Have Changed 1

Whether you wear them for reading, or have to wear them full time, glasses are an invention many of us can’t do without. www.vspblog.com has created an interesting infographic on line of  sight detailing the history behind the lenses in your classes, along with a clear look into the future.

VSP-lens-timeline-13nov-2013

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