Introduction I received an email from David Kessler, an expert in optics and who has designed several laser beam scanning displays. In that email, David wrote that my speculation Hololens 2 (HL2) might be using the pupil expansion method shown in their…
Introduction A Hololens 2 (HL2) was purchased directly from the Microsoft store online, and I have been evaluating its display technology for a couple of weeks. Unfortunately, this further pushed out my article on MicroLEDs that I have been working.…
Update Feb 28, 2019 Updated that Microsoft is using 3:2 aspect ratio A report from some that used a Hololen 2 that they saw flicker on the outside of the image(as I predicted). Blog Down for 20 Hours thanks to…
I received concerns that the chroma aberrations (color fringes) seen in the photos in Part 2B were caused by poor alignment of the lasers. I had aligned the lasers per Celluon’s instructions before running the test but I decided…
I’m curious what people think will be the near eye microdisplay of the future. Each technology has its own drawbacks and advantages that are well known. I thought I would start by listing summarizing the various options: Color filter transmissive…
I got asked a series of questions by reader “me_wwwing” after the article Laser with LCOS is Focus Free — Yes Really! that I am answering in this post because I thought they would be of general interest. I did have…
In my last blog I wrote about the power measurements on the ShowWX and a number of people asking “where did the all the ShowWX’s power go?” Microvision wants you to think that they just point the lasers directly at…
Introduction – “Kickstarter Quality Fakes” and a Bad Concept Last week Amazon announced several (not so) new concepts. My attention was grabbed by all the fake images associated with the Amazon Glow. The Glow incorporates a small “down projector” (projects…
Introduction This article is part 3 on EyeWay Vision’s (EyeWay) foveated laser scanning display and follows up on Part 1 that discussed the technology, and Part 2 that showed through-the-optics images. It will go through my thoughts on why I…
Introduction As I discussed in my last article on Digilens, I was out in San Jose on a quick trip. The purpose of that trip was to see EyeWay Vision (hereafter EyeWay). EyeWay has an ambitious program to try and…
Introduction Ari Grobman, CEO, and Aviv Frommer, Executive VP R&D of Lumus, stopped by on their way to see several companies in the U.S. with their latest Lumus Maximus prototype (hereafter Maximus). And better yet, they said I could take…
New Interview The AR Show Podcast just published a podcast interview with me: Karl Guttag (KGOnTech) on the Attack of the Clones and Magic Leap’s Wasted Opportunity (Part 1). The interview is going to be broken into 3 parts (ok,…
Introduction (Marketing FUD) Microsoft recently put up an FAQ page with the topic heading. Why am I unable to take an accurate photograph of my HoloLens 2 display?. The purpose of this FAQ seems to be to discourage and discredit talking…
Introduction – Following Up on Color Control As I noted in Hololens Display Evaluation (Part 3: Color Uniformity), one the first things when I first tried a Hololens 2 (HL2) was that colors were washed out (see below). The color…
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