Precision manufacturing relies on accurate and precise dimensional metrology for process monitoring and control. Simply put, it is impossible to sustain a manufacturing process that is both accurate ...

One of the reasons that the Oculus Rift is so inexpensive compared to prior head mounted displays is that it uses incredibly simple optics. Just one lens separates the screen from your eye. The lenses ...

Kosnik, Thomas J. "Optical Distortion New Product Forecasting Model, Master Diskette." Harvard Business School Spreadsheet Supplement 588-547, August 1988. (Revised January 1989.) ...

(a) A singlet metalens suffers from large barrel distortion. (b) A compound metalens effectively eliminates the barrel distortion. (c, d) Ray-tracing modeling of the (c) singlet and (d) compound ...

Kosnik, Thomas J. "The Optical Distortion New Product Forecasting Model, Caseware Instructions." Harvard Business School Background Note 588-079, June 1988. (Revised November 1989.) ...

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