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File:Hanimex 75-300 mm macro lens, an M42 (screw mount) lens with a converter mounted on a Canon EOS 30D.jpg - Wikimedia Commons
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equipment identification - What is the breech mount on this Hanimex lens? - Photography Stack Exchange
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Amazon.com : Hanimex MC 35-70mm 1:3.5-4.5 K Mount Macro Zoom Lens For Pentax SLR or DSLR : Electronics
![equipment identification - What is the breech mount on this Hanimex lens? - Photography Stack Exchange equipment identification - What is the breech mount on this Hanimex lens? - Photography Stack Exchange](https://i.stack.imgur.com/jTxOXt.jpg)