tech – Stefans Traum Welt

acrylic glass & infrared light

Two Rows with each four (2x4) Acrylic Glass Panels (75x100x3mm) with different colors. — normal visible light

Two Rows with each four (2x4) Acrylic Glass Panels (75x100x3mm) with different colors. Picture taken with USB-Webcam that has an HI-PASS Infrared Filter mounted. so its a gray-scale-image. some of the -for humans- colorful panels are fully transparent in the infrared wavelength. — only infrared above ~825nm

Is colorful Acrylic glass transparent to Infrared Light?

hover over the image above to find out 🙂

magic amulet

this is an idea that was a long time in my head –
recently it was time to do a really quick prototype…

Continue reading magic amulet

POV 30RPS

and now we are up to 30RPS (=1800 RPM)
just with a little bit of balancing the rotor 😉

POV simple tests

POV = Persistence Of Vision

Continue reading POV simple tests

ortogere

photo of an early prototype to get a feeling for the size

i have a new project in the making..
its called ‘ortogere’
ortogere – ‘magical’ device – similar to a compass
designed as prop for theater & storytelling & LARP
Continue reading ortogere

MakerFaire Vienna 2018 :-)

Auf nach Wien zur MakerFaire Vienna 2018 🙂
schöne Veranstaltung 🙂 und auch das Auf- und Abbauen hat sehr viel spaß gemacht 🙂

some time ago i contributed support for APA102 LEDs to OLA.
i based most of the things on the wounder full reverse engineering of Tim’s Blog.
while writing the code i made some tests that i documented in the Pull-Request on Github.

Now my PR is merged and i want to make some additional test about timing and so on: Continue reading OLA SPI – APA102

Tag: tech