Nope, it shouldn't matter what the focal length is set ti in the camera. That is really determined by the aperture which is in the lens. LB's don't really have a true aperture, but the aperture discs instead.
If you want to upload photos, you can do it each time you post a comment. See the attach image thing to the right, when your posting? After you post an image on a thread, it will go straight to your gallery.
I hope I helped.
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