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Pentax 100mm f/4 Super-Multi-Coated Takumar Macro Manual Focus Lens for M42 Screw Mount {49} at KEH Camera
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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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43mm 0.45x Super Wide Angle Lens W/ Macro For Canon Hf M40 M41 M42 M46 M400 M406 M50 M52 M56 M57 M500 M506 Camcorder - Lens Adapter - AliExpress
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