'For those looking for an ultra small compact system camera, the Pentax QS-1 is a reasonable option, especially if you've got some kind of affinity to the Pentax brand. '
It's the world's smallest compact system camera, but is that enough?
'There's plenty of scope for adjusting various parameters including, the picture resolution and image compression level, ISO sensitivity (from 50 to 3200)'
'The camera does not have a focus-assist lamp and focus acquisition in low light is slow to non-existent.'
