Keyword: digital

In September, 2011, I bought a secondhand Nikon D2Xs with 40,000 shutter actuations on the clock and an exhausted battery. When new, this pro camera cost £3,500. I paid a shade less than a quarter of the original price and a new battery was over £100. Much of the advice at the time was to buy a Nikon D300 in preference, as it was superior in almost every respect and the cost was broadly comparable. Long after, when a D300 had become quite cheap on the used market, I bought one - the ’s’ vers…

In this day and age of technology you’ll never miss a picture of a rainbow. Digital cameras changed photography, and now smart phones are changing digital cameras. Yet, not too long ago my camera of choice was a Pentax and not an iPhone. But now the iPhone camera is becoming competitive, if not superior, to the DSLR or especially the Point and Shoot camera. I tried using Android phone cameras, and in my tests there is much more attention going into the iPhone camera by Apple than by Sams…

Supernovae are among the most powerful events in our universe and they emit unimaginable amounts of energy. And long long time ago, in a galaxy far far away that has happened but it took 11.5 million years and only now does this energy reach us, some of it visible to our eyes. Look up at the sky & search for the M82 "Cigar Galaxy" -- it will be over in a few weeks.

About light A new group for this: Ipernity Academy .  

Two or three things I learnt in one year of photography A new group for this: Ipernity Academy .

Je viens de tomber sur cette vidéo que j'ai trouvé particulièrement didactique sur l'évolution des technologies du Web et les interactions avec nous, les utilisateurs. Lorsque j'entends parler de technologies j'attache toujours une grande importance à son utilisabilité, notamment pour le grand public. Par exemple, lorsque j'ai entendu parler pour la première fois de l'HTML, en école d'ingénieur, ce langage était considéré comme très peu évolué, une version très simplifiée de SGML, qui avait…