Diffraction Rangefinders, Reprints and Background info

• plys
• MS Thesis Student Prototype, by Gino Lopes

• [Lyon 07D] "Diffraction Rangefinding in Java", by Douglas A. Lyon, Journal of Object Technology, vol. 6, no. 6, July-August 2007, pp. 15-28.

• “Anamorphic magnification using a chirped grating in grazing incidence mode”, by Tom Ditto and Douglas A. Lyon, Conference on Machine Vision and Three-Dimensional Imaging Systems for Inspection and Metrology, February 2001, SPIE vol. 4189 paper 19, pp.145-151

• NSF SBIR Phase I microscope report
• "Variable pitch grating for diffraction range finding system" by Tom Ditto and Douglas Lyon, US Patent#6490028, Issued; Dec 3, 2002.
• A Range-finding Method Using Diffraction Gratings, in Applied Optics. rtf,html reprint in pdf
• Three Dimensional Microscope using Diffraction Grating, Co-authored with Thomas D. DeWitt, Optcon, SPIE - International Society for Optical Engineering, Philadelphia, PA, October 24, 1995, 2599B-35. html, pdf.

• Diffcad, Screen shots of my diffcad program doing simulation of a diffraction rangefinder also, the output of the range data, converted into a model, may be seen here.

  Moly, a prototype hand-held 3D digitizer with diffraction optics.

• handheld prototype photos
• Range Finder Links

Got questions? Send me e-mail