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  1. Replies
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    Finally, here are som pics. Before cleaning the...

    Finally, here are som pics. Before cleaning the lens, only aperture 1.7 could be used. Now it works perfectly from 22 - 1.7. It only cost me 3 hours of work. The below pics are shot with my Konica...
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    I have successfully cleaned the irisblades and...

    I have successfully cleaned the irisblades and now the lens is fully functional! :)

    I lost the ground spring, but replaced with a bit of copper wire, as suggested in the comments of the tutorial...
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    I have opened the lens from the back. A tiny...

    I have opened the lens from the back. A tiny small spring was found loose. It is probably the ground spring, that was mentioned by Peekayoh further back in this thread. See pictures:
    50883 50882...
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    Thank you for your information! I will borrow...

    Thank you for your information!

    I will borrow some tools from a friend. One thing to be clarified: To get to this spring and to remove the iris (blades to be cleaned), is it easiest that I open...
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    I have moved the lever back and forth on my other...

    I have moved the lever back and forth on my other two lenses to compare with my minolta lens. It seems to be the spring on the minolta that is the problem.

    Where do you think I can find such...
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    When I put on the rear lens cap and tighten it,...

    When I put on the rear lens cap and tighten it, the aperture blades goes visibly widen. But they stay that way, when I remove the lens cap, so there is no /is not enough force from the spring to...
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    It seems to be grease on the iris blades. In the...

    It seems to be grease on the iris blades. In the first picture (50mm_small_aperture) it seems to be grease on the blades.
    50732

    The next picture (50mm_aperture_lever) illustrates that the...
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    Hello Peter (and everyone else)! I bumped onto...

    Hello Peter (and everyone else)! I bumped onto this thread while searching for how to repair my Minolta 50mm 1.7 lens myself. I will use this thread and this link:...
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