The Nikon D3X builds upon the world-renowned D3, merging 24.5 megapixels of imaging performance with the speed and handling characteristics that today's photography demands: exquisite detail and tonal range in an ergonomically superior digital SLR body with comprehensive protection against dust, moisture and electromagnetic interference. Work within ISO 100 and ISO 1600 for spectacularly clean and sharp images, even in harsh conditions. The D3X's intuitive layout makes it easier to respond instantly to rapidly changing situations