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Φωτογραφία - Video
Ανακοινώσεις, συζητήσεις
Sensor Size & Format wars
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<blockquote data-quote="Γιαρίμης Ηλίας" data-source="post: 1056953980" data-attributes="member: 340"><p><strong>Re: Format Wars</strong></p><p></p><p><a href="http://www.four-thirds.org/en/fourthirds/index.html" target="_blank">http://www.four-thirds.org/en/fourthirds/index.html</a></p><p></p><p>"The diagonal size of the 4/3-type image sensor is about half that of a 35mm film sensor. This means that the focal distance required to obtain a given angle of view is half that needed for a 35mm film camera. As a result, the optical system can be made much smaller. Moreover, because the effective aperture can be reduced without reducing brightness, the Four Thirds system makes it possible to design much brighter lenses. Thanks to this compatibility between compact size and large aperture, the potential for evolution of lenses is virtually unlimited.In other words, the adoption of the 4/3-type image sensor has made it possible to develop lenses that not only offer performance that surpasses almost anything achieved with traditional lenses, but are also compact and highly mobile. For example, a Four Thirds telescopic lens equivalent to a 35mm 300mm lens can be implemented with a focal length of 150mm, and it can also offer wide aperture and high brightness corresponding to F2.0 while the maximum brightness available with a traditional lens was F2.8."</p><p></p><p>Νά ποιός φταίει για τα format wars ... οι μισές αλήθειες της Olympus ..</p></blockquote><p></p>
[QUOTE="Γιαρίμης Ηλίας, post: 1056953980, member: 340"] [b]Re: Format Wars[/b] [url]http://www.four-thirds.org/en/fourthirds/index.html[/url] "The diagonal size of the 4/3-type image sensor is about half that of a 35mm film sensor. This means that the focal distance required to obtain a given angle of view is half that needed for a 35mm film camera. As a result, the optical system can be made much smaller. Moreover, because the effective aperture can be reduced without reducing brightness, the Four Thirds system makes it possible to design much brighter lenses. Thanks to this compatibility between compact size and large aperture, the potential for evolution of lenses is virtually unlimited.In other words, the adoption of the 4/3-type image sensor has made it possible to develop lenses that not only offer performance that surpasses almost anything achieved with traditional lenses, but are also compact and highly mobile. For example, a Four Thirds telescopic lens equivalent to a 35mm 300mm lens can be implemented with a focal length of 150mm, and it can also offer wide aperture and high brightness corresponding to F2.0 while the maximum brightness available with a traditional lens was F2.8." Νά ποιός φταίει για τα format wars ... οι μισές αλήθειες της Olympus .. [/QUOTE]
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