Default lens is "Industar-26m", 2.8/50, "Industar-61", 2.8/52 or "Industar-61 L/D", 2.8/55. Of course, all lenses with M39 (LTM) mount fit this lens. Rangefinder base is 43 mm (decreased from 50,25 mm at "FED-2").
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