What is a Specification Sheet? What is a Specification Sheet? It is a list of parameters or specifications that define the performance of the lens. It’s usually the start of any lens design. (Click to enlarge) Two lens design stories Imagine this: You’ve got a big lens design project. Your design will be used in […]
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The Ultimate Guide to Lens Design Using the Classic Spreadsheet Method
Conceptual lens design by the masters, without using expensive software, but a spreadsheet Introduction to the General Theme About this guide (and how we can use a spreadsheet in lens design) This guide will tackle how lens design was done before optical design software on computers were invented, which I will call the “classic” method […]