The Nikon D90 camera has 12.3 million effective pixels and can take pictures in 3 sizes- large: 4,288 x 2,848; medium: 3,216 x 2,136; and small: 2,144 x 1,424. The 10 to 105 mm lens provides a focal length ranging from 18 to 105 mm. The aperture ranges from f.3.5 to f/22 at 18mm and f/5.6 to f/38 at 105 mm. The D90 has autofocus capabilities and can shoot at shutter speeds of 1/4000 to 30 seconds. The sensitivity ranges from ISO 200 to 3200. The D90 camera stores pictures in JPEG or NEF format and can take videos in AVI format at 24 frames per second.
View specifications: here
View user's manual: here