When taking wide angle photos underwater we observe a remarkable effect: if we look up…
Natural light photography underwater
Flash, Forrest, flash! Many starting photographers conclude there is not much light underwater and start…
Open Sesamy: Port-knocking using just one port
Port knocking is a mechanism to provide additional security to firewalling. Port knocking is normally used in firewalls.…
Photography articles in Dutch – 2008
These articles I wrote for the scuba diving club: Deel 1: Camera keuze Deel 2:…
Photographing the Milky Way
At some dark parts on this globe we have a beautiful view on the milky…
Showcase
Click on the image for full screen. More on http://www.studioblueplanet.net
Solar Power
The gauges present the actual production at my home: left the Photo-Voltaic (PV) System, right…
Star Trails
ISO200, 12mm, F/5.0, this photo has an effective exposure time of 90 minutes The trick…