<p>Hi! i boght this lens and i was cleaning it, first time cleaning a lens, everything was going good til a unscrew a glass and 3 pieces fell out and i have no idea how they are supposed to go.<br>
The aperture wasn't working either and i don't know how to fix it, maybe someone could help me? am very lost<img src="http://imgur.com/oEX9GGc" alt="" /></p><div></div>