Hi,
I recently came across a blog on schlieren visualization.
I replicated it with the following: Convex lens (130 mm dia and 350 mm focal length), LED light source (5 mm white LED) and smartphone camera (Moto G4 Plus).
Flow visualization of a hair dryer can be seen here.
Can anyone suggest...
Hi,
I'm in need of a spectrum/ discharge tube for calibrating argon plasma. Argon (and other noble gas) spectrum tubes are available and also very affordable. However, the cost of the spectrum tube power supply is out of budget. So, I was thinking of building it on my own. These power supplies...