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Yashica YK Yashinon 4.5cm f2.8 modified to L39 mount
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20160115-DSC03450_Yashica YK Yashinon 4.5cm f2.8 E mount
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20160116-DSC03453_Yashica YK Yashinon 4.5cm f2.8 E mount
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20160116-DSC03457_Yashica YK Yashinon 4.5cm f2.8 E mount
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20160116-DSC03460_Yashica YK Yashinon 4.5cm f2.8 E mount
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20160116-DSC03462_Yashica YK Yashinon 4.5cm f2.8 E mount