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旧 Dec 9th, 2012, 17:40     #1
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tiezi赶快扔掉5018吧,2手就是80刀这个价,还多得很。这是最CHEAP的头,接口都是塑料的(可能是唯一的)。
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旧 Dec 9th, 2012, 18:08     #2
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旧 Dec 10th, 2012, 19:00     #3
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谢谢你这个EBAY的..
真有699的:http://www.bhphotovideo.com/c/produc..._5_5_6_IS.html

正如你上面说的, 18-55 IS能卖出去的机会有多大啊. ...
IMO,要买就买个好点的啦。700刀买个17-40或15-85都好得多。一般用的挂机头质量要好,不需要那么大变焦范围的。实际上55-250不太差的,也很便宜。2个头的配置合适。
18-55 IS能卖出就该烧香了,呵呵。你想谁会要?
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旧 Dec 11th, 2012, 12:38     #4
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说句不好听的,5018送我不要。
塑料口就是个玩具。
点击看原图
我用这个比5014还便宜点的,看起来舒服。同样焦距的镜,镜片大才是硬道理。
点击看原图
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旧 Dec 11th, 2012, 18:38     #5
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这个5025微距出片确实SHARP, 但给我一种FISHEYE的感觉, 总感觉画面不够平, 可能是景深太浅, 中间太SHARP, 柔和一点可能效果更好.

btw, 5018我昨天卖掉以后,今天又有三个人问, 其中一个愿意出100刀.
何来FISHEYE的感觉?景深也不会浅过5014吧。
其实我觉得5014和5025头的镜片大小和质量是差不多的。凡是微距头都光圈不够大,可能是为了照顾微距,做成恒定光圈,多数都是2.8的。如普通头有100F2,微距的L头都是2.8了。俗话说,微距无狗头。由于最大光圈已经收,所以都可以在最大的2.8比较锐,不象普通定焦头最大光圈较差的。微距头牺牲了最大光圈档(半至一档吧)。
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旧 Dec 14th, 2012, 13:00     #6
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变焦一般不要买超过3倍的。
舍得花钱,还是有些可以的。新闻记者、狗仔队适用。http://www.photozone.de/Reviews/191-...review?start=2
价格:http://www.photoprice.ca/product/000...USM-price.html
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旧 Dec 15th, 2012, 09:10     #7
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其实这个头性价比不错的,大家怎么看?http://www.photozone.de/canon_eos_ff...8eosff?start=1
别人都说SIGMA 5014比CANON 5014好:http://www2.xitek.com/production/pro...a=post&id=1105
[zt]外非常棒,秒杀尼康和佳能的50/1.4,不输50L
色彩并不觉得有什么黄,厚重油润很出色
成像质量很不错,如果外观套一个50L,出片看不出什么破绽
相比EF50 1.4,从最大光圈1.4开始,成像就很好,画面清晰,背景虚化自然。做工和材料也比EF50 1.4强太多。
小用了一下,出片质量比佳能50 1.4要好,接近50L
色彩方面的话和50L区别不大
做工方面基本ok,对得起这个价格
1.4的光圈小肉,但是可以用
超值的好头,前两天进了一个,到上博和佳能的50 1.4比了下,各个光圈下基本都要好一些,无论是中心分辨率还是焦外。不管是全副还是截副都表现的好。
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旧 Dec 15th, 2012, 19:06     #8
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价格啊老大,SIGMA 5014是CANON 5014近3倍价格,能比吗? SIGMA 5014是冲着CANON 50L去的.
英雄只看表现,不看价格。
靠,被你骗了,哪有3倍价格? 就100刀差价,1/3不到。
http://www.photoprice.ca/product/029...non-price.html
http://www.photoprice.ca/product/000...USM-price.html
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旧 Dec 15th, 2012, 22:43     #9
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搞错了, 说成SIGMA 85/1.4的了.
50/1.4功能差很多吗, 还没研究过. 随便找了一个对比, 两个头差别不大, CANON大光圈时似乎表现还更好一点.
http://www.pbase.com/peter_dumont/sigma_50mm_f1_4...
我觉得最值得买的定焦还是百微,有没IS都很好,SIGMA 105 OS也可以考虑,但只比IS便宜100刀而已。如果想省钱那个100/F2也很不错的。另外就是135/F2了。但是性价比最好的是200L/F2.8,遗憾的是这个焦距没有IS很难用。70以下都用最好的变焦,定焦就不必要了。那些<2.8的头最大光圈时IQ也不好的,都要缩到2.8以上才能跟2.8的头比。
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旧 Dec 16th, 2012, 19:31     #10
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走得快,好世界。5018开65刀. http://toronto.kijiji.ca/c-buy-and-s...AdIdZ440645296
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旧 Dec 16th, 2012, 21:27     #11
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最近小孩冰球比赛比较多,拍了一些,IQ 简直忍无可忍...
没办法,1/500s 不能再慢了,iso 800 不能再高了,最后光圈全开,头盔下脸部还是会欠曝...

平常一直用 70-200 2.8 IS, 今天用 50mm 1.4 试了试,差额的那 1.4 还是很有用的,可惜 50mm 远...
什么机iso 800 不能再高了?我都经常用最高3200了(新点的机都更到1-2级),缩小的图还行的。如果打印4X6估计也没多大区别。
我想大概可以这样理解:越长焦,进光的光源越少,想得到同样的曝光量实际光圈要更大。所以镜片也要更大,成本就上去了。
所以我想业余玩法70以下变焦头都够了,定焦头在长焦作用大。
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旧 Dec 16th, 2012, 22:01     #12
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5d mark II。不是不能上,而是 IQ 太差,因为冰面太亮,就算曝光加档,头盔下人脸处于暗部,本来就是噪点重灾区,ISO 再高就实在没法要了...
那怎么会差?不是放大来看的。最高25600啊,我觉得最高都可以用的。只少应该用6400,浪费了。
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旧 Dec 16th, 2012, 22:36     #13
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呵呵,平常拍多用 ISO 100,习惯了数得清睫毛的感觉...
你不用ISO 6400,靠镜头能有多少帮助?
噪点是不影响数眉毛的,比ISO200的FILM都少多了,根本无所谓。
http://www.flickr.com/photos/cocoip/3068170565/
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旧 Dec 22nd, 2012, 18:58     #14
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这周拍了一次小孩舞台演出,一次 hockey 比赛。

小孩舞台演出只是站在那里唱歌,所以相对容易得多。而且小孩脸部处于最亮,所以 ISO 800 还是能够看到睫毛 (不是大头,是5个小孩一排大半身),虽然不能数... ;-)

这次 hockey 试着提高 ISO 到 2000,这样就可以...
拍动的宁可有噪点,胜过模糊,除非需要效果例外。
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旧 Dec 28th, 2012, 16:50     #15
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可是18-55又卖不出去啊.100块都没人要,17-40也不便宜,看来今年没戏了.要是2000块能拿个6D和24-105就别无所求了.
不要考虑24-105了,那是另一个18-55的命运,很难出手的。
想省钱就用腾龙的24-70,但是2K连6D机身估计明年还是不可能的。http://www.vistek.ca/store/CameraLen...for-canon.aspx
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旧 Dec 28th, 2012, 18:34     #16
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老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute老广 has a reputation beyond repute
默认

虽然17-40是比较好的性价比,但是2.8光圈的变焦头总是CLASS A的。如果是定焦(非微距头)就要更大光圈的(200MM以上例外,光圈没那么大),买回来想出手都不太难。所有人买东西都是升级的,没有人降级。道理就是这样。买了个好头慢慢用,就是押了资金。玩厌了还可赎回大部分本金。
变焦头基本是F/2.8 > F/4 > 变光圈的头。
帅哥 老广 当前离线  
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