Archive for the 'Useful information' Category

The Sony Cybershot is down again

My Sony Cybershot S-700 is down again. This is the second time that the digital compact camera from Sony is not working well. The previous time, its lens failed to focus. I brought it to the Sony Service Centre to get it repaired.
This time round, the problem is even worst. The screen fails to power […]

About Subject Brightness Range

What is SBR or Subject Brightness range? It is the difference in terms of stops between the darkest and brightest part of a scene. Another way to put it is that is the contrast range of a scene.
Determining the SBR is crucial under certain situations. This is because if the SBR is too great, details […]