CZJ Biotar 58mm/2, 产于1960s东德,白银头,双高斯结构,廉价,常见。 最近对焦距离0.5m,调焦线程较长,对焦较方便。 光圈全开,分辨率可接受,焦外有些夸张,有些旋转,有人喜欢有人不喜欢。 分辨率较好,高光层次控制得很好,球差色差等控制得也不错。色调中性,略灰略蓝。 跟现代镜头相比,反差小,在数码机身上色彩比较清淡。后期可调整一下对比和反差,效果或许讨喜一些。 1.  2.  3.  4.  5.  6.  7.  8.  9.  10.  以下为全开光圈。 11.  12.  13.  14.  15. 
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