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Sony ZA鏡頭身世之迷

2/10/2009

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Dr. Hubert Nasse
Sony在收購Konica Minolta時把原屬Konica Minolta的Tamron股份一併拿到手,自1996年開始Tamron就為Sony生產印上Carl Zeiss品牌的DC及DV鏡頭,所以大家都認為應用在Sony alpha的ZA鏡頭不是由Minolta的原班人馬生產,就是由Tamron生產。由Impress Japan出版的2009年6月號Digital Camera Magazine中刊登了一篇Dr. Winfried Scherle的訪問,當中問及有關自Kyocera停產Contax後,Carl Zeiss轉移向Cosina及Sony合作生產鏡頭的具體情況。他表示Carl Zeiss的工作人員會長駐Cosina負責品質管理及維修業務,Sony方面,Carl Zeiss的工作人員大概一星期去一次Sony進行品質管理工作。Dr. Winfried Scherl亦表示兩者發表的MTF都是利用Carl Zeiss開發的檢測儀測定出來,但一直很懷疑Sony披露的ZA鏡頭的MTF非常之不尋常,基於這些MTF實在太強勁,在此很感激Dickson Lau去信Carl Zeiss AG詢問有關事宜,Dr. Hubert Nasse即日便回覆由Sony披露的MTF是經過人為修飾的,在物理上根本不成立,有別於由Carl Zeiss實測出來的MTF。

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    Terry Sham

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    Terry Shum

    我生於香港長於香港,個性獨立而且頑固,是個不折不扣的水瓶座,在一次捐血運動中得悉血型是很熱情的O+型,但我的性格則相反,為人比較孤僻,興趣都是一個人進行的,例如攝影、鋼琴、電視遊戲。

    I was born in Hong Kong. Like most Aquarians, I am independent and obstinate. From a blood donation event, I was told my blood type is O+ which means I should have a social disposition. However, all my hobbies are so solitary such as photography, piano and video games.

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