Live-view Making fine focus adjustments using live view is more precise than doing it with a viewfinder.
Large Four Thirds (17.3 x 13 mm) sensor Large sensor in Olympus E-450 ensures a good low light image quality compared to smaller sensors, and it also provides higher pixel quality compared to smaller sensors.
Very Low Resolution Sensor: 10.0MP Landscapes photography is where you need the maximum resolution. Unfortunately Olympus E-450's 10.0MP sensor doesn't deliver much and limit you with smaller prints and less fine details.
No Environmental Sealings Landscape photographs are taken outdoors and you should be prepared for all kind of weather conditions.