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191问答库 > 佳能7D拍出来的片子放大100%全是虚的，尤其是F4-F8.0光圈范围内，几乎是模糊，背景也不清晰；拍摄时白天快

佳能7D拍出来的片子放大100%全是虚的，尤其是F4-F8.0光圈范围内，几乎是模糊，背景也不清晰；拍摄时白天快

2025-03-16 05:50:45

推荐回答（1个）

回答1：

我用7D，用70-200IS小白，可以拍到毫发立现，广大到最大，头发丝都很清楚。用50毫米1.8定焦拍蜜蜂在花蕊中飞翔，蜜蜂身上的斑纹清晰得很。你要看一看光圈在4的时候，背景距离稍远，虚化就是正常的，这也是很多人追求的效果。如果你拍动感照片，无论是人像还是动物，可将ISO调整到1000以上，甚至可以达到3000，那么动作会凝固。相对胶片相机，数码相机ISO高些，颗粒不会很高，这是电子数码的优势。

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