1.8 gigapixel camera, but for the Army only

The guys at DARPA have developed a neat camera for ground surveillance of the battlefield: The ARGUS-IS (Autonomous Realtime Ground Ubiquitous Surveillance – Imaging System). This is a digital camera that can be strapped under a helicopter at a 15,000 feet altitude and provides an amazing view. Actually, not all the data (1.8 giga-pixels by… Read More

Planetary pictures and wallpapers

I consider that the most useful and often the most interesting wallpapers for your computer desktop are images that are relatively feature-less. A picture full of little details continuously grabbing your attention is a major nuisance. It’s much better to have either a very smooth image or a photo containing a lot of continuous tones.… Read More

Diffraction and digital photography

Several times, I talked about the limitation to photo image quality by light diffraction but I failed to go into the details. To the general request of one reader who asked, I will try to give some explanations to better understand why the digital photographer must absolutely take that into account to make better pictures… Read More

Leonardo’s last supper in high-definition

Italian firm HAL9000 has a neat technology to shoot very high definition images. They apply it to antique art masterworks like Leonardo’s major painting “The last supper” (of recent cinematographic fame): An incredible 16 gigapixel resolution to get down to the finest cracks in the paint. Another previous work from HaltaDefinizione (with only 8.6 billion… Read More

World’s biggest digital sensor on a telescope

The Panoramic Survey Telescope and Rapid Response System (Pan-STARRS) is a project that is being prepared to hunt for dangerous asteroids that may hit Earth (and possibly wipe out Humans like one did for the Dinosaurs). Technically, the sensor is impressive. It’s no less than 40cm-wide and hosts 1.4billion pixels (can you say “1.4 giga-pixel… Read More