Thursday, March 22, 2012

Canon EOS 5D Mark III test: sensitivity and resolution for articles

In the spring of this year , digital camera sector Dr Dre Beats set off a top machine Huang wheel war , so that the SLR market last year by the micro - lens reflex cameras steal the show , a moment back to the traditional DSLR high-end war ; nothing more than the Canon and Nikon camera manufacturers , each will its top Reggie out in force , under the swords of all kinds of dazzling specifications and functions , these well- known war strength of what ? Really able to meet you coach " heavily " Lipin ? I believe that is of most concern . Among them, eagerly look forward to many years of the Canon EOS 5D Mark III, Canon EOS DSLR users , and finally in March of this year listed on the "Lightning" . Appeared accompanied the 25th anniversary of the message of the Canon Monster Beats EOS 5D Mark III from a news release , but over two weeks time , has been in the window of the major photographic equipment store and saw a trace of the 5D Mark III ; we discuss the long- the topic of characters, so lightning debut, instantly triggered the attention of the photography world . Today, we first look at the body of the Canon EOS 5D Mark III , measured the performance of the sensitivity and resolving power of the generals . Canon EOS 5D Mark III is not as widely expected to heap high pixel , but the sensitivity and focus on efforts , the 22.3 million pixel full-frame CMOS sensor with DIGIC + ultra-high-speed digital image processor ( about 17 times higher speed than the DIGIC 4 ), new light-sensitive diode design to achieve the best photovoltaic conversion rate , strengthen the capacity of photosensitive transistor with improved Cheap Monster Beat design, to enhance every single pixel signal to noise ratio .Seamless microlens ( Gapless Microlens ) technology, to enhance the efficiency of the pixel 's light gathering , therefore , whether a picture or video , have brought a higher ISO sensitivity , lower noise and wider dynamic range painting quality images . 5D Mark III Standard ISO Sensitivity range expanded to ISO 100 - ISO 25 600 , while the upper limit of more of the ISO sensitivity to ISO 102 400 . Performance point of view , the 5D Mark III imaging quality and efficiency re- upgrade , and stressed the high sensitivity , low noise performance .

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