On May 17, 2014, at 5:00 AM, "Nicola Perotto" wro= te: >=20 > On 17/05/2014 05:23, RussellMc wrote: >> Many of the photos that I take with a DSLR are blurred and/or exposed ba= dly >> and/or framed badly and/or ... . > Here some interesting thoughts: > https://nikoneurope-en.custhelp.com/app/answers/detail/a_id/55047/kw/move= ment >=20 > Eg one problem I had: >=20 > As pixel counts have increased, the size of a single pixel has decreas= ed.=20 > For example, if two DX-format cameras; the D40 (image size: 3008 x 200= 0) and > the D3200 (image size: 6016 x 4000) are compared, the pixel size of th= e > D3200 is approximately a quarter of that of the D40. When images are > displayed on a computer monitor at 100%, D3200 images are actually dis= played > approximately 4 times larger than D40 images (area ratio). Even if ima= ges > are captured under the same conditions and with the same level of hand= or > camera movement, blur in the D3200 images could effectively be quadrup= led > when displayed and become more noticeable. For this reason, it can be = said > that high pixel count cameras are more susceptible to slight movement. This is so true. Photography has always been, and will probably continue t= o be for some time to come, a tradeoff between graininess, blur, and depth = of field. =20 --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .