Retinal scientist puts iPhone 4’s Retina Display under the microscope

University of Utah’s Bryan Jones isn’t the first scientist to weigh in on the iPhone 4’s Retina Display – Raymond Soneira, a Princeton professor, has previously claimed that it’s false marketing, which Discover’s Phil Plait rebutted –  but he’s the first to put the high-resolution screen under a microscope to test Apple’s claims. See more …

Futur immediat

Del 23 al 27 de Gener d'enguany he assistit al IS&T/SPIE Electronic Imaging 2011, celebrat a San Francisco. Aquesta mena de certàmens son molt grans, hi participa molta gent i les presentacions i conferències es produeixen de forma simultània emmarcades en àrees temàtiques dintre del context general de la imatge electrònica. A banda del que …

Image Quality of Photographic Cameras

1.- Introduction to the MTF Measurement The objective evaluation of the image quality provided by a given photographic device can be achieved by means of several methods. These kinds of measurements may consist in individual tests of the various device components as lens resolving power (RP), sensor effective resolving power, signal to noise ratio (SNR) …