Posted by Bob Ford on 03/09/06 15:35

On 9 Mar 2006 02:21:49 -0800, "Frankie" <frankieplus@optusnet.com.au>
wrote:

>I just bought a new lens. The Canon 6.5x12..
>
>I want to put a UV filter on it to protect the lens and have 2 main
>questions.
>
>Does the filter go on the 82mm thread directly on the lens or is it
>better to put it on the
>105mm thread on the lens hood? Which is best or doesn't it make any
>difference?

My filters are screwed directly into the lenses which I think is SOP.

>
>Also, I tried screwing in a filter on the 82mm lens and it really
>doesn't screw in nicely, It's as if it needs some lubrication. It
>-does- screws in but squeeks as it does so and you can really hear the
>metal rubbing together, then I'm too scared to tighten it a bit more,
>is this normal? What could be wrong here? I tried it with a hoya filter
>that has an 82mm thread and now I'm thinking that maybe the tiny space
>between the threads are different?

Have you tried a different filter or a different brand of filter? I
think the thread are the same on all lenses and filters, at least I
have never heard of any that are different??
>
>I mean we're not talking nuts and bolts here that have different guages
>right? A filter is a filter and if the lens is 82mm and the filter is
>82mm it should work right? Or am I wrong?
>
>Could there be different guages of 82mm threaded filters or are they
>all the same thing?
>
>Any help appreciated.
>
>
>-Frankie
Bob Ford
Images In Motion
www.imagesinmotion.com

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