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Vohumanah: Pancolar 50 mm F/2 - Exakta mount
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Vohumanah: 1st step - removing the 4 screws in the back
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Vohumanah: 2nd step - removing the back lenses group
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Vohumanah: 3rd step - removing the aperture ring
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Vohumanah: 4th step - removing the gear and the the aperture mechanism
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Vohumanah: 5th step - Removing the front plate and the front lenses group
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Vohumanah: 6th step - Removing the guide and the diaphragm group
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Vohumanah: 7th step - Removing the screw of the focusing ring
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Vohumanah: 8th step - Unscrewing the focusing ring