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=== Financing and Growth ===
=== Financing and Growth ===


Between November 1998 and mid-1999, the company raised more than US$6 million in venture capital. A US$2 million Series A led by Atlanta-based Noro-Moseley Partners was disclosed in the Atlanta Business Chronicle,<ref name="Bizjournals">Atlanta Business Chronicle. "Noro-Moseley Invests $2 Million in Los Altos Firm." Nov 6 1998. https://www.bizjournals.com/atlanta/stories/1998/11/02/daily14.html</ref> with follow-on capital coming from Alta Partners, Apex Investment Partners, and Amadeus Capital.<ref name="PhotonicsOnline">PhotonicsOnline. "Retinal Displays Scores Venture Cap Money." Nov 1998. https://www.photonicsonline.com/doc/retinal-displays-scores-venture-cap-money-0001</ref> Funds were channeled into micro-display procurement and optical tooling for its "Digital Lens" platform, a trademark that Retinal Displays attempted to register in 1998.<ref name="Trademark">USPTO. "RETINAL DIGITAL LENS" Trademark Serial No. 75507378 (filed June 23 1998).</ref>
Between November 1998 and mid-1999, the company raised more than US$6 million in venture capital. A US$2 million Series A led by Atlanta-based Noro-Moseley Partners was disclosed in the Atlanta Business Chronicle,<ref name="Bizjournals">Atlanta Business Chronicle. "Noro-Moseley Invests $2 Million in Los Altos Firm." Nov 6 1998. https://www.bizjournals.com/atlanta/stories/1998/11/02/daily14.html</ref> with follow-on capital coming from Alta Partners, Apex Investment Partners, and Amadeus Capital.<ref name="PhotonicsOnline">PhotonicsOnline. "Retinal Displays Scores Venture Cap Money." Nov 1998. https://www.photonicsonline.com/doc/retinal-displays-scores-venture-cap-money-0001</ref> Funds were channeled into micro-display procurement and optical tooling for its "Digital Lens" platform, a trademark that Retinal Displays attempted to register in 1998.


=== Company Timeline ===
=== Company Timeline ===
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The flagship RD-800 prototype was an AMLCD binocular viewer that delivered 800 × 225 pixels to each eye. It was shown at medical VR conferences and used in early immersion-therapy experiments.<ref name="ResearchGate">Riva, G. et al. "The Patient during the Second VR Session." ResearchGate dataset (2001).</ref> Its lightweight optics attracted interest from US Army aviation researchers investigating see-through VRD concepts.<ref name="EEtimes">EE Times. "Retinal Displays Catch Eye of Medical Researchers." July 12 1999. https://www.eetimes.com/retinal-displays-catch-eye-of-medical-researchers/</ref>
The flagship RD-800 prototype was an AMLCD binocular viewer that delivered 800 × 225 pixels to each eye. It was shown at medical VR conferences and used in early immersion-therapy experiments. Its lightweight optics attracted interest from US Army aviation researchers investigating see-through VRD concepts.<ref name="EEtimes">EE Times. "Retinal Displays Catch Eye of Medical Researchers." July 12 1999. https://www.eetimes.com/retinal-displays-catch-eye-of-medical-researchers/</ref>


=== [[Takara HMD Dynovisor]] ===
=== [[Takara HMD Dynovisor]] ===
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<ref name="Bizjournals">Atlanta Business Chronicle. "Noro-Moseley Invests $2 Million in Los Altos Firm." Nov 6 1998. https://www.bizjournals.com/atlanta/stories/1998/11/02/daily14.html</ref>
<ref name="Bizjournals">Atlanta Business Chronicle. "Noro-Moseley Invests $2 Million in Los Altos Firm." Nov 6 1998. https://www.bizjournals.com/atlanta/stories/1998/11/02/daily14.html</ref>
<ref name="PhotonicsOnline">PhotonicsOnline. "Retinal Displays Scores Venture Cap Money." Nov 1998. https://www.photonicsonline.com/doc/retinal-displays-scores-venture-cap-money-0001</ref>
<ref name="PhotonicsOnline">PhotonicsOnline. "Retinal Displays Scores Venture Cap Money." Nov 1998. https://www.photonicsonline.com/doc/retinal-displays-scores-venture-cap-money-0001</ref>
<ref name="Trademark">USPTO. "RETINAL DIGITAL LENS" Trademark Serial No. 75507378 (filed June 23 1998).</ref>
<ref name="ResearchGate">Riva, G. et al. "The Patient during the Second VR Session." ResearchGate dataset (2001).</ref>
<ref name="EEtimes">EE Times. "Retinal Displays Catch Eye of Medical Researchers." July 12 1999. https://www.eetimes.com/retinal-displays-catch-eye-of-medical-researchers/</ref>
<ref name="EEtimes">EE Times. "Retinal Displays Catch Eye of Medical Researchers." July 12 1999. https://www.eetimes.com/retinal-displays-catch-eye-of-medical-researchers/</ref>
<ref name="Cybermind">TechMonitor. "Cybermind Scraps the Virtuality Group's Elysium." Dec 1997. https://www.techmonitor.ai/analysis/cybermind_scraps_the_virtuality_groups_elysium_1/</ref>
<ref name="Cybermind">TechMonitor. "Cybermind Scraps the Virtuality Group's Elysium." Dec 1997. https://www.techmonitor.ai/analysis/cybermind_scraps_the_virtuality_groups_elysium_1/</ref>