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  • Augmented Reality and HMD, Pico Projection, Use Model

Amazon Glow – Fake Images and a Questionable Concept

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…

  • Karl Guttag
  • October 8, 2021
  • 1 Comment
  • Augmented Reality and HMD

Hololens Display Evaluation (Part 5: Poor Intensity Control)

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…

  • Karl Guttag
  • August 1, 2020
  • 12 Comments
  • Augmented Reality and HMD, Startups

Apple Glass Leak (Part 3) – Revenue Streams, There Has to be a Camera, and All-Day Wear

Introduction – Building on Prosser’s Leak This article builds on Part 1 and Part 2 in this series on Jon Prosser’s Apple Glass Leak. I want to caution everyone, that I am trying to “fit” available technical information to what…

  • Karl Guttag
  • June 1, 2020
  • 33 Comments
  • Augmented Reality and HMD

Hololens 2 (HL2): “Scan Lines” Making Text Hard to Read and Quality Issues with Waveguides

Update (Dec 4th, 2019) Post Referred To In Original Article Deleted – News Control: Within 12 hours of the original article being posted, the posts/threads on Facebook’s Hololens Developer’s Group that I linked to in the original article have been…

  • Karl Guttag
  • December 3, 2019
  • 10 Comments
  • Augmented Reality and HMD, Startups, Use Model

Hololens 2 Video with Microvision “Easter Egg” Plus Some Hololens and Magic Leap Rumors

Introduction My next article was going to be about the view through AR devices, but a 1-hour video of Alex Kipman, Microsoft Fellow, discussing the Hololens 2 (HL2) at ETH October, 3rd 2019 (ETH Video) was just released. I decided…

  • Karl Guttag
  • October 10, 2019
  • 26 Comments
  • Augmented Reality and HMD, Intellectual Property, Laser Beam Scanning Projectors, Laser Projection, LCOS, Pico Projection

Hololens 2 First Impressions: Good Ergonomics, But The LBS Resolution Math Fails!

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…

  • Karl Guttag
  • February 27, 2019
  • 47 Comments
  • Augmented Reality and HMD, Micro-LED, Pico Projection, Startups, Use Model

Hololens 2 is Likely Using Laser Beam Scanning Display: Bad Combined with Worse

I have been wanting to get this article out for some time but have been very busy with some personal matters and catching up from a lot of traveling. To get this article out ahead of the likely Hololens 2…

  • Karl Guttag
  • February 22, 2019
  • 69 Comments
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Recent Posts

  • Attending AWE 2022 and NYAR “Debate” Video May 27, 2022
  • “The Great AR Display Debate” with Jeri Ellsworth on April 11th and Back to the Blog April 7, 2022
  • Speaking at SID LA Chapter One Day Symposium February 17th, 2022 February 15, 2022
  • US Mortgage Rates vs. Inflation (off topic) February 6, 2022
  • Microsoft Hololens Reportedly in Trouble, Another “One and Done” for Microvision? February 4, 2022
  • Magic Leap 2 at SPIE AR/VR/MR 2022 January 31, 2022

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