Saturday, October 30, 2010

Installment II: "The Mechanics of Fitting Glasses"

Two weeks ago I posted the first installment from "The Mechanics of Fitting Glasses" by Robert Pettet (1913). Today is the second installment from this wonderful book.

Depending on your browser, you may have to reload the screen. We have highlighted definitions or terms in yellow and added comments in red. [click above] Please remember that these excerpts are for historical purposes only. Advances in eyewear (e.g., polycarbonate lenses, silicone nose pads) have made some information obsolete.


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