Free form optical system design with differential equations

Dewen Cheng, Yongtian Wang, Hong Hua

Research output: Chapter in Book/Report/Conference proceedingConference contribution

36 Scopus citations


The general Wassermann-Wolf differential equations were derived to design an off-axis free form surface (FFS) prism head mounted display (HMD) system. A FFS prism HMD system with 20° degree, 8mm exit pupil and 15mm-effective focal length was designed and the image qualities were analyzed.

Original languageEnglish (US)
Title of host publicationOptical Design and Testing IV
StatePublished - Dec 1 2010
EventOptical Design and Testing IV - Beijing, China
Duration: Oct 18 2010Oct 20 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
ISSN (Print)0277-786X


OtherOptical Design and Testing IV


  • CODE V
  • Wassermann Wolf equations
  • free form surface
  • head-mounted display
  • optical design

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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