Testing the Carl Zeiss T Biotar 58/2 lens (17 blades model) and I'm really impressed by the quality of the lens and the beautiful bokeh it produces. I was convinced to buy this lens after reading the excellent article by Cheyenne Morrisson on Casual Photophile www.casualphotophile.com/2019/02/13/carl-zeiss-jena-biotar-…

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