长周末去了Niagara-on-the-Lake, 专门逛了一趟蝴蝶馆,练习拍活物微距。
那天到蝴蝶馆已近中午,艳阳高照,室内的光线较强,当时相机设定ISO 200, 有时400,光圈优先,用了大光圈F2.8来突出蝴蝶虚化背景的花草和提高快门速度,手持拍照。现在看来不需要用最大光圈,因要增加景深。
蝴蝶上下飞舞,很难捕捉,只好拍那些停留在花草上的。
![1](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi35oiUS1zSDFgqQ-YNNaDQchVvv1f9bM06TQKci1Bw5OvOYJM4S2GDvItqLbbbkhp4aHOpAmw-2ShrjKx3303YdUiCDffsV44s_NDFwerbDaYKNORNt_NOEN-zSvZ7qNknZy99BKq7yhQ/s600/20110524-IMG_2572.jpg)
![2](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj__jrzVvxfQYOLFWdBvhb4zIVdcE37KieoHBczXjzcdacgGPXUQDYsbc5kUm7nKIdVdKlfBWgzZ4dxZ4NCJhC2Bf2sdg1boeSB7B4ygWgO0M_iD_xTQsPWNqUHPcrKIASmXZGISz5wP_Y/s640/20110524-IMG_2581.jpg)
![3](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhF0EichtwLmipJB1HBh7AIZN92AgEY_uPgqILxJ0uZR2CXGBhzgwz6hkeR4iOR6idDCs-I-d0SlCMd5cqSGMt4BnKDAX1VDl9ytXmIPDk0YMBFufcQnub0-bpm1S1A8rhOHMmlekUb660/s640/20110524-IMG_2533.jpg)
![4](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWN-oUmuI87Bo4JxXQjsJ89sWp-vQkLktss1GV6p3jpXipk06iw5edA62DoEa6tTxvva4LqAFW283twREv-Ff5IFv7SmNSlRLso0e21k8xmKNtQGUiabD6mIfPsqb8jeYOKHR7RTki6Xw/s640/20110524-IMG_2598.jpg)
![5](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgM6CIoRCJf_n_HpK5w7XsgQosW8IRgzV_MmR3rVmXik6UWkQ0Ki5VaZFFpc54QPVKtyaQreGvL5ER9rzTnM18kTVAT2jcCRtaR2R2r6vCEdsY2QTJde4TZB_DOAccXPoZRdoFVT5dujQA/s600/20110524-IMG_2612.jpg)
![6](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-8Uy_tW7QKdcn75d3WdmKg0ySstjnOqqsYBMeiuomWSc8QF31Qd7EppTYzycOebNm064U2my2cVcp28RAgPCKRQOCbHjeZkvqp9Z36H1314KxBuXVWv68M4w8AlAUpMu0rRDBElAdIzk/s600/20110524-IMG_2809.jpg)
再来比较一下这两张片片:
第一张, ISO200, F2.8, 1/60s
而这张加了个Kenko 1.4x Pro 300 teleconverter, 所以最大光圈F4,ISO200, 1/30s
![8](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiC7293yaZSpsa_ohy1aX8skox-n3YIkfXR9WhfuOwOe091FqzscOEUAo0A1gLnM-2HAFX40r8biUZ2HU7eyaQ1HgFUkCIPMv6OApYikfx5JAZz18qmr09LOoNLpZ9FLo5d3OtyqZSvGGY/s640/20110524-IMG_2616.jpg)
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