Many animals have body symmetry with distinct front and back ends. This type of symmetry is bilateral symmetry. Animals with bilateral symmetry have one line that divides them into two mirror images.
Here, the DX-sized image sensor is exposed. Comparison of image sensor sizes, including Nikon DX. The Nikon DX format is an alternative name used by Nikon corporation for APS-C image sensor format being approximately 24x16 mm. Its dimensions are about 2â3 (29 mm vs 43 mm diagonal, approx.) those of the 35mm format. The format was created by Nikon for its digital SLR cameras, many of which are equipped with DX-sized sensors. DX format is very similar in size to sensors from Pentax, Sony and other camera manufacturers.
In the beginning, Nikon made 35mm film cameras. They shot film with an image size of 24 x 36mm. In 1999 Nikon brought forth DX digital cameras, which used digital image sensors which were 1.5x smaller than 35mm film. Until 2003, Nikon's widest zoom was the 17-35mm f/2.8, an $1,800 two-pound lens.