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2019-06-28: Corrected Nreal’s light throughput to be 30% Introduction I had another busy four days a CES this year, followed by catching a lingering cold and having a business trip. So, I am just starting to write about what I…

North’s Focals LBS AR Glasses Overview North (formerly Thalmic Labs) announced a few days ago (Oct 23, 2018) the “Focals” laser beam scanning-based AR glasses (aside: a set of confusing names). The best article I saw on the “Focals” was from…

Jason McDowall has posted parts 2 and 3 of his “The AR Show Podcast” interview with me. Links to the show are below or you can subscribe to the podcast. Karl Guttag (KGOnTech) on Microdisplay Technologies and the Hype of…

Jason McDowall asked me to be one of his first interviews for his new “The AR Show Podcast.” Jason asked many excellent questions covering my history in the electronics industry in part 1. In the upcoming part 2 of the interview,…

[Updated Feb. 18, 2018. A reader provided additional information about the Haier/ASU-Tech watch. According to a set of Tweets linked here, the Haier laser watch uses a Bosch BML050 dual mirror laser projector engine. That engine only claims to be…

Update Feb 5, 2018] – I have been informed that EPFL released a short video in 2012 (link here). The video shows a large test rig with a person holding a mock-up of the glasses talking about the wonderful things it…
[June 2024 Update – There were three dead links in this article. One has been resurrected by the “Wayback Machine,” but I could not find the other two.] Introduction I’m getting ready to write a much-requested set of articles on…
Introduction The startup Varjo recently announced and did a large number of interviews with the technical press about their Foveated Display (FD) Technology. I’m going to break this article into multiple parts, as currently planned, the first part will discuss…

Reintroducing a 5 Year Old Design? Microvision, the 23 year old “startup” in Laser Beam Scanning (LBS), has been a fun topic on this blog since 2011. They are a classic example of a company that tries to make big…

So, what display technology is Magic Leap (ML) using, at least in their posted videos? I believe the videos rule out a number of the possible display devices, and by a process of elimination it leaves only one likely technology. Hint: it…