[問題] 三角函數計算
剛好看到這篇
http://digiscoping.freebbs.tw/viewthread.php?tid=112&extra=page%3D1
很好奇說等效2000mm的情況下,如果機身輕微晃動0.1mm,在500公尺的距離下,
會讓畫面產生多少的偏移晃動......以及在相機sensor上(以M43 1200萬畫素的CCD來說),
會影響到多少pixels?
如果希望加快快門速度,讓對pixel偏移的影響能縮減在4 pixel的範圍內,
快門速度要多快?
有人會計算嗎? 自己推導又得花些時間又不一定正確....
太久沒碰三角函數了...
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