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.
DX (Group) plc (trading as DX and DX Freight) is a British mail, courier and logistics company, with operations throughout the United Kingdom and Ireland.stablished in 1975, amidst the Royal Mail postal strikes of the 1970s, DX Group has been in private ownership since 2006 and combines DX Network Services Ltd, DX Secure (previously Secure Mail Services (SMS)) and, as of 15 March 2012, DX Freight, previously known as Nightfreight GB.