Category: Uncategorized
-
Collimating LED light
Nice article on how to collimate current high power LED sources, and why it’s needed. http://lightguide.blogspot.com/
-
Simple Low Cost Laser Power Meter / High Speed Light Sensor
If you need a low accuracy qualitative power meter, for either standard or laser light, or if you need to sample a light source for it’s speed/frequency, you can do so using a $5 electronic component called a phototransistor. Basically a phototransistor acts in a similar manner as a standard transistor, but instead of allowing…
-
Characterising unknown optical components
Whether you tinker with optical components or professionally use them, sooner or later you’ll come across a optical component that isn’t marked. So, rather than toss it, can you find out what it’s performance and properties are? Yes and no – Of course one could place an optical component into a high accuracy device like…
-
Playing with the Speed of Light
MIT is releasing a game and new engine which allows the player to experience the effects of changes to the speed of light. Very cool way to show these effects!
-
Getting the most from Fiji on your Mac
Fiji is an excellent fork of imageJ, but one limitation of the build is that many of the plugins used with it are compiled only to run in x32 environments. If you are running a modern Mac, you may have noticed that the status bar in the main window shows [x64} when running. This is…
-
Ghosts of WW2
There is an amazing collection of images on flicker by Jo Hedwig Teeuwisse which uses original WW2 photos and newly shot photos from the same locations in several cities in Europe. Very interesting application for image processing, and amazing results.
-
Next Steps for Quantum Computing?
Interesting research on realizing a quantum system. Hope it works! -Austin
-
Using a Virtual Machine to Expand your computer’s capability
In my recent job change I was asked what type of computer I wanted for daily work. I could choose a desktop or a laptop, either Mac or PC. I’ve been a PC user since before DOS, in fact my very first computer was a TRS-80 on which I learned BASIC programming, as you…
-
Last flight of the Space Shuttle and the end of an era
Last Friday I was privileged to watch the Endeavor fly over downtown Sacramento, CA. The Endeavor was atop it’s transport 747 as it made low passes over several cities in California. Watching it fly over reminded me of being a child, watching some of the early shuttle launches. I was watching the news when the…
-
ImageJ 2 Almost released?
I had a chance to check up on the ImageJ 2 project. The version 2.02 beta was released a few days ago and I played with it a bit. There are a lot of things left to be done for sure, but it looks like the project is coming along well. You can find the…