Industar 26 or 61: Disassemble, Clean, Lubricate, Reassemble
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Industar 26 Thread Repair - no special tools needed!
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LOSE YOUR LENSES - Or Watch This! ESSENTIAL Maintenance Tips For Vintage Lenses!
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Industar 61 CLA - part 1
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Stary Obiektyw Do Lustrzanki ? Po Co To Komu ?
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Industar-50 M39(RF). Clean and lubricated.
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FED-2. A small step from Leica. An evolution camera
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Helios 44-2 fungus cleaning tutorial
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