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旧 Aug 28th, 2011, 23:13     #1
bigforest
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默认 Nikon P300照尼亚加拉瀑布变矮了

谁用过Nikon P300 ? 拍尼亚加拉瀑布,本来是高高的瀑布,拍出来像个短瀑布,而且下面的河面也“升高了”,看起来根本没那么高,请问是怎么回事?

跑到卖照相机的那个专门店(Henry's ?),里面的人也没说出个名堂来。难道是相机有问题?
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此帖于 Aug 30th, 2011 14:47 被 bigforest 编辑。
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旧 Aug 29th, 2011, 07:45   只看该作者   #2
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默认

听起来像变形,上照看看才能比较。
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旧 Aug 29th, 2011, 10:33   只看该作者   #3
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默认

角度问题, 俯视的太厉害了

[仓廪实而知礼节 衣食足而知荣辱]
在苍茫的大海上,狂风卷集着乌云。在乌云和大海之间,流狼像黑色的闪电,在高傲地飞翔......
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旧 Aug 29th, 2011, 14:57   只看该作者   #4
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默认

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谁用过Nikon P300 ? 拍尼亚加拉瀑布,本来是高高的瀑布,拍出来像个短瀑布,而且下面的河面也“升高了”,看起来根本没那么高,请问是怎么回事?

跑到卖照相机的那个专门店(Henry's ?),里面的人也没说出个名堂来。难道是相机有问题?
你能告诉我们一下你是在直升飞机上照的还是在湖中MIST船上照的?

谁......都有不好使的时候!
长风破浪会有时,直挂云帆济沧海!
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旧 Aug 30th, 2011, 14:48   只看该作者   #5
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默认

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听起来像变形,上照看看才能比较。
已经上传了附件,但是奇怪,上传后的附近似乎被改了一点点,这张看起来没有那边矮,实际照片很矮,不过肯定可以看出,图片中的瀑布不是真实的那样。
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旧 Aug 30th, 2011, 14:59   只看该作者   #6
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默认

FocalLength: 4.3 mm
FocalLength35efl: 4.3 mm (35 mm equivalent: 24.0 mm)

24MM算一点广角, 是会有一点点压缩感觉的

此外, 尼亚加拉瀑布本身也不是很高, 它是最宽的瀑布, 不是最高的哦
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旧 Aug 30th, 2011, 14:59   只看该作者   #7
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默认

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已经上传了附件,但是奇怪,上传后的附近似乎被改了一点点,这张看起来没有那边矮,实际照片很矮,不过肯定可以看出,图片中的瀑布不是真实的那样。
参照物的关系,就像房子看起来倒斜,原因只是路是上坡路!

你看那绿水,简直是要和你的位置齐平了!

独乐乐,不若与众乐乐!
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旧 Aug 30th, 2011, 15:38   只看该作者   #8
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默认

那到底应该如何照呢? 本来就不是玩高级照相机,就是想一个家庭使用,没想到这相机照出来老是出现搞不懂的问题。

除了这个大瀑布,很多时候照近处的房子,本来是垂直的墙,结果照出来都是歪的。

谁玩过这个相机请指教下,本人不想那些什么广角什么的,就要一个傻瓜式的照出来正常就行了。
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旧 Aug 30th, 2011, 15:40   只看该作者   #9
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尼亚加拉瀑布本身也不是很高, 它是最宽的瀑布,
are you sure?
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旧 Aug 30th, 2011, 16:16   只看该作者   #10
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are you sure?
not sure

但我之前确实什么地方看到黄果树都比它高, 因此高度不是太牛的说
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旧 Aug 30th, 2011, 16:43   只看该作者   #11
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默认

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...除了这个大瀑布,很多时候照近处的房子,本来是垂直的墙,结果照出来都是歪的。

谁玩过这个相机请指教下,本人不想那些什么广角什么的,就要一个傻瓜式的照出来正常就行了。
照片应该属于正常,广角多少都会有些变形,特别是小DC。如果你不希望看到这样的变形,那就不用24mm广角,用35mm或者50mm甚至100mm焦距都好。
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旧 Aug 30th, 2011, 17:03   只看该作者   #12
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应该是变形的问题 奥妙用广角镜的都知道

日复一日捡拾没意义的光影碎片,四处奔波帮人拼凑记忆故事
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旧 Aug 30th, 2011, 22:21   只看该作者   #13
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照片应该属于正常,广角多少都会有些变形,特别是小DC。如果你不希望看到这样的变形,那就不用24mm广角,用35mm或者50mm甚至100mm焦距都好。
Joe:

你说的什么mm这些数字,我全不懂,我就知道开机,卡嚓来一下照相,什么时候用了24mm?这个什么mm焦距哪里可以调的?

http://www.popphoto.com/files/imagecache/article_main_photo/_images/201102/pop_nikon_p300_main.jpg
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旧 Aug 30th, 2011, 22:24   只看该作者   #14
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Joe:

你说的什么mm这些数字,我全不懂,我就知道开机,卡嚓来一下照相,什么时候用了24mm?这个什么mm焦距哪里可以调的?

...
看我下面的图上面那个W和T的拨杆就是用来调焦距的。W最广,T最远。
上传的缩略图
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旧 Aug 30th, 2011, 22:52   只看该作者   #15
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看我下面的图上面那个W和T的拨杆就是用来调焦距的。W最广,T最远。
你说这个啊,我用过,那不是照远处的东西吗? 你说24mm是哪里看? 还有35mm什么的?哪里显示这些数字?
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旧 Aug 31st, 2011, 07:23   只看该作者   #16
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... 你说24mm是哪里看? 还有35mm什么的?哪里显示这些数字?
如果镜头上没有标明,你只有从照出来的照片上看EXIF信息。
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旧 Aug 31st, 2011, 07:25   只看该作者   #17
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作者: bigforest 查看帖子
你说这个啊,我用过,那不是照远处的东西吗? 你说24mm是哪里看? 还有35mm什么的?哪里显示这些数字?
他们说的是可换镜头的相机广角变形,比如Nikkor AF-S 18-70mm 18mm 端的变形:


http://www.photozone.de/images/8Reviews/lenses/nikkor_1870_3545/18mm_distortion.png


不过你的固定镜头相机不应该有这么大的变形,因为厂家很容易做一个镜头的电子矫正。就会有很小的变形。测试专家是这么说的:

Micro-4/3 files - both RAW as well as JPEGs - are automatically corrected either in the camera (JPEG) or in RAW converters (like Silkypix or Adobe Camera RAW). Therefore we decided not provide any figures here because they would show next to no distortions. The worst amount of corrected distortions is less than 1.3% at 14mm.

大约如以下的变形:

http://www.photozone.de/images/8Reviews/lenses/nikkor_1870_3545/24mm_distortion.png
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旧 Aug 31st, 2011, 08:58   只看该作者   #18
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作者: lighting 查看帖子
他们说的是可换镜头的相机广角变形,比如Nikkor AF-S 18-70mm 18mm 端的变形:


http://www.photozone.de/images/8Revi...distortion.png


不过你的固定镜头相机不应...
你这是桶型、枕型失真。
说的变形不是这个意思。完全没有桶型、枕型失真的镜头都要变形的。是广角镜的靠近边缘的地方把物体拉宽了,是视觉上变形(必须的)。由于(超)广角,比人看的标准视觉(标镜)宽,远近物体的比例夸大了。立体感强了,所以一般3D电影多用比较广角的镜头。变得最厉害的就是鱼眼镜头了。一般照人就会明显感觉到排在2端的人胖一点。那张照片是24mm照的,变形是有点,但不是很大的。
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此帖于 Aug 31st, 2011 09:23 被 老广 编辑。
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旧 Aug 31st, 2011, 09:10   只看该作者   #19
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作者: 老广 查看帖子
你这是桶型、枕型失真。
说的变形不是这个意思。完全没有桶型、枕型失真的镜头都要变形的。是广角镜的靠近边缘的地方把物体拉宽了,是视觉上变形(必须的)。由于(超)广角,比人看的标准视觉(标镜)宽,远近物体的比例夸大了。立体感强了,所以一般3D电影多用比较广角的镜头。变得最厉害的就是鱼眼镜头了。一般照人...

这个解释正确,应该用透视来解释。
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感谢 ChinaSmileJoe
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旧 Aug 31st, 2011, 09:47   只看该作者   #20
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综合专家们的意思就是: 我不需要做什么,相机是正常的是吗?
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感谢 bigforest
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