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==History==

==History==

Polhemus was started as Polhemus Associates by [[Bill Polhemus]].<ref name="b232">{{cite web | last=Carlson | first=Wayne E. | title=17.4 Interaction | publisher=The Ohio State University | date=2017-06-20 | url=https://ohiostate.pressbooks.pub/graphicshistory/chapter/1-4-interaction/ | access-date=2024-05-25}}</ref> It was founded in Michigan. Polhemus Associates researched how to track objects' position and orientation in a three-dimensional space.<ref name="b232"/> The company moved to Vermont and began focusing on hardware. It worked with Northrop Corporation, and then changed its name to Polhemus Navigation Sciences, and became incorporated in Vermont.<ref name="b232"/><ref name="o066">{{cite web | title=Polhemus | website=About Polhemus | url=https://web.archive.org/web/19970330140351if_/http://www.polhemus.com/aboutpol.htm | access-date=2024-05-25}}</ref><ref name="a727">{{cite web | last=Cruz-Neira | first=Carolina | last2=Sandin | first2=Dan | last3=DeFanti | first3=Tom | last4=Other | first4=Along With | title=Section 17: Virtual Reality | website=Wayback Machine | url=https://web.archive.org/web/20120213214810if_/http://excelsior.biosci.ohio-state.edu/~carlson/history/lesson17.html | access-date=2024-05-25}}</ref>

Polhemus was started as Polhemus Associates by [[Bill Polhemus]].<ref name="b232">{{cite web | last=Carlson | first=Wayne E. | title=17.4 Interaction | publisher=The Ohio State University | date=2017-06-20 | url=https://ohiostate.pressbooks.pub/graphicshistory/chapter/1-4-interaction/ | access-date=2024-05-25}}</ref> It was founded in Michigan. Polhemus Associates researched how to track objects' position and orientation in a three-dimensional space.<ref name="b232"/> The company moved to Vermont and began focusing on hardware. It worked with Northrop Corporation, and then changed its name to Polhemus Navigation Sciences, and became incorporated in Vermont.<ref name="b232"/><ref name="o066">{{cite web | title=Polhemus | website=About Polhemus | url=https://web.archive.org/web/19970330140351if_/http://www.polhemus.com/aboutpol.htm | access-date=2024-05-25}}</ref><ref name="a727">{{cite web | last=Cruz-Neira | first=Carolina | last2=Sandin | first2=Dan | last3=DeFanti | first3=Tom | last4=Other | first4=Along With | title=Section 17: Virtual Reality | website=Wayback Machine | url=https://web.archive.org/web/20120213214810if_/http://excelsior.biosci.ohio-state.edu/~carlson/history/lesson17.html | access-date=2024-05-25}}</ref> Polhemus worked on magnetic tracking for tracking a pilot's helmet for use with a head-up display. Polhemus received Air Force contracts.<ref name="b232"/> Polhemus faced financial difficulty, and was sold to the [[Austin Company]], a company in Cleveland, Ohio.<ref name="b232"/>

 

Polhemus developed magnetic tracking for tracking a pilot's helmet for use with a head-up display. Polhemus received Air Force contracts.<ref name="b232"/> Polhemus faced financial difficulty, and was sold to the [[Austin Company]], a company in Cleveland, Ohio.<ref name="b232"/>

The company was then sold to [[McDonnell Douglas]]. It was called the Polhemus Navigation Sciences division of McDonnell Douglas.<ref>https://dl.acm.org/doi/10.1145/167962.165918</ref> Two employees left and founded [[Ascension]].<ref name="b232"/> Polhemus was sold to [[Kaiser Aerospace and Electronics]].<ref name="b232"/> Philip G. Cooper was the President of Polhemus.<ref name="o066"/><ref name="n232">{{cite web | title=Press Release: 1996-08-05: Sega Selects Polhemus to Develop Next Generation Motion Capture System | website=Sega Retro | date=2019-07-20 | url=https://segaretro.org/Press_Release:_1996-08-05:_Sega_Selects_Polhemus_to_Develop_Next_Generation_Motion_Capture_System | access-date=2024-05-25}}</ref><ref name="i569">{{cite web | title=Polhemus Press Releases | website=polhemus.com | date=1997-05-22 | url=http://www.polhemus.com/pressrel.htm#sega96 | archive-url=https://web.archive.org/web/19970330140730/http://www.polhemus.com/pressrel.htm#sega96 | archive-date=1997-03-30 | url-status=dead | access-date=2024-05-25}}</ref>

The company was then sold to [[McDonnell Douglas]]. It was called the Polhemus Navigation Sciences division of McDonnell Douglas.<ref>https://dl.acm.org/doi/10.1145/167962.165918</ref> Two employees left and founded [[Ascension]].<ref name="b232"/> Polhemus was sold to [[Kaiser Aerospace and Electronics]].<ref name="b232"/> Philip G. Cooper was the President of Polhemus.<ref name="o066"/><ref name="n232">{{cite web | title=Press Release: 1996-08-05: Sega Selects Polhemus to Develop Next Generation Motion Capture System | website=Sega Retro | date=2019-07-20 | url=https://segaretro.org/Press_Release:_1996-08-05:_Sega_Selects_Polhemus_to_Develop_Next_Generation_Motion_Capture_System | access-date=2024-05-25}}</ref><ref name="i569">{{cite web | title=Polhemus Press Releases | website=polhemus.com | date=1997-05-22 | url=http://www.polhemus.com/pressrel.htm#sega96 | archive-url=https://web.archive.org/web/19970330140730/http://www.polhemus.com/pressrel.htm#sega96 | archive-date=1997-03-30 | url-status=dead | access-date=2024-05-25}}</ref>