CZJ Tessar 50mm f/2.8 Focusing barrelnot moving |Need help?|

Saki3d · Joined: 19 Feb 2010 Posts: 10

Hello friends,
i fixed the problems
now i have new problem

the Focusing barrel outside is moving nicely but Focusing barrel inside is not moving front and back.

where am i doing wrong?
http://oomz.net/tessar/
i am removing the focusing barell, turning it 1/3 and screw again,
i guess i tried every point still not working,
i just not use grease yet, does it effects working, i can easily moving by hand but when i am screwing "Focusing barrel guide" it is not woving

is there any trick or solution
looking for help please thanks
Serkan.

peterqd · Expire: 2014-01-04

Hi Serkan, it sounds like you possibly haven't replaced the focussing barrel guide properly (parts 7 & 8 in the second picture). This stops the helicoil turning when you turn the focus ring.

Saki3d · Joined: 19 Feb 2010 Posts: 10

Thank you for the answer peterq,
i was have problem about screwing some parts now it is ok
now i only need to find out to activate infinity focusing Smile

i guess i can fix it too