 
<translate> N'ịga n'ihu EOS 5D Mark II, a mara ọkwa ya na 2 Machị 2012, ụbọchị ncheta afọ 25 nke ọkwa nke igwefoto mbụ na akara EOS, EOS 650, ma bụrụkwa ncheta afọ 75 nke Canon. Mark III malitere ire ere na ngwụcha ọnwa Machị na ọnụahịa mkpọsa nke $ 3,499 na US, £ 2999 na UK, na € 3569 na Eurozone.  Dabere n'akụkụ akwụkwọ a, olee mgbe Canon 5d Mark III pụtara? Azịza ya bụ 2 Machị 2012 <eng> Succeeding the EOS 5D Mark II, it was announced on 2 March 2012, the 25th anniversary of the announcement of the first camera in the EOS line, the EOS 650, and was also Canon's 75th anniversary. The Mark III went on sale later in March with a retail price of $3,499 in the US, £ 2999 in the UK, and € 3569 in the Eurozone.

Based on this passage, when did the canon 5d mark iii come out?
The answer is 2 March 2012 