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rainbow179
註冊: 2005-02-02
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本人新身買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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但次次映..............全晝面都係咁清晰, Thank You...........各位師兄!!!!
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hanny
註冊: 2006-02-10
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Re: 本人新身買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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becasue the deep field between dc and dslr aps-c and dslr ff are different
dc if want to do this you need to zoom to the max and use f2.8
but it still can not do same like dslr ff deep field
dslr ff deep field is double of dslr aps-c
and aps- c may be double to quad of the dc
g10 is a dc
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rainbow179
註冊: 2005-02-02
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Re: 本人新身買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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Thank You for reply
咁師兄, 弋手動 光圈可以有咩玩???
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zeater
註冊: 2008-01-08
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Re: 本人新身買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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There are several things that can control the depth of view. (1) Sensor size (indirectly), (2) aperture, (3) focal length and (4) distance between background and object.
As said by hanny C-hing, sensor size of a dc is smaller than FF or APS-C. A depth of field of f/2.8 on a dc may be approximate equal to that of f/8 on APS-C.
Larger aperture offer you a more shallow depth of view.
Zomm more to allow to use a larger focal length which will obtain a more shallow depth of view.
I just want to point our the 4th way to obtain shallow depth of view, to increase the distance between the background to object and object to camera. (ie arrange your model closer to you (camera), and far away from background. You may obtain shallow depth of field easier.
For a dc, you may also enable Macro mode (<50cm for G10), such that the model is very close to you, the depth of field can then be very shallow.
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tam_dominic
註冊: 2002-10-12
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Re: 本人新身買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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"..映到個人好特出.."
1. 衣物與背景顏色成對比. 如 藍 與 紅
2. 背景黑暗, 人物受光
3. 人物盡佔畫面.
4. 用最簡單背景.
5. 化妝, 衣物服飾奪目
6. 長焦距, 大光圈, 近人物距離.
G10 受制於最長焦距只有 30.5mm ,f4.5 光圈, 未能影出人物有散背景效果.
手動光圈可 選最佳光效值以保證最佳質素 即最大光圈減1至2級
F16, 22 可影出晚上街燈成放射光芒 等.
Happy shooting !
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rainbow179
註冊: 2005-02-02
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Re: 本人新手買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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多謝..................咁多位師兄回覆 !!! Thank You all !!!
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william_lau
註冊: 2007-02-03
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Re: 本人新手買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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最簡單,Av mode大光圈,zoom用最長焦距(拉得最近)+盡量靠近主角。
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bidacone
註冊: 2007-12-26
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Re: 本人新手買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 22 日 |
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Most of C-hings' comments are useful. In particular, I think Zeater's comment is most valuable & experienced.
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rainbow179
註冊: 2005-02-02
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Re: 本人新手買了 G10, 點解可以用 F2.8映人像, 映到個人好特出, Post time: 12 月 23 日 |
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多謝咁多位師兄意見...............我會慢慢研究一 o下 !!! Thank You, All !!!
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