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Thread: Help with c-mount lens identification and infinity focus on my GH1

  1. #1
    Myzorki
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    Help with c-mount lens identification and infinity focus on my GH1

    Hello,
    today i've received nice TV Lens1,4/25mm Made in Japan. Please help with identification.

    Here are the pictures:
    http://farm7.static.flickr.com/6027/...2bb33f8e_m.jpg
    http://farm7.static.flickr.com/6029/...43b5ca41_m.jpg
    http://farm7.static.flickr.com/6139/...08688960_m.jpg

    Unfortunatelly i can focus only about 0,7m with aperture close to 16.
    I think that my c-mount adapter have problem with rear metal ring of the lens.

    I've read about unscrewing screw, please take a look at the picture:
    http://farm7.static.flickr.com/6003/...68b85f10_m.jpg
    Is it enough or should i machine work with the back lens element

    Thank you!
    best regards
    Myzorki

  2. #2
    Member
    Join Date
    Aug 2010
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    Re: Help with c-mount lens identification and infinity focus on my GH1

    Responded to your post in the Flickr C-mount on m4/3 discussion: http://www.flickr.com/groups/c-mount...7627255761356/

  3. #3
    Senior Member hot's Avatar
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    Re: Help with c-mount lens identification and infinity focus on my GH1

    Quote Originally Posted by Myzorki View Post
    Unfortunatelly i can focus only about 0,7m with aperture close to 16.
    I think that my c-mount adapter have problem with rear metal ring of the lens.
    Perhaps you got wrong adapter - my Fujian 25mm/1.4 works okay

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