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RE: [OM] Happy Lens Mounts

Subject: RE: [OM] Happy Lens Mounts
From: Wayne Harridge <Wayne.Harridge@xxxxxxxxxxx>
Date: Thu, 18 Mar 1999 09:24:38 +1100
Kelton wrote:

> 
> I've been pondering the lens mounts on my OMs and Zuikos 
> recently. I've 
> noticed that a glance at the lens mount surface can quickly 
> tell you the 
> amount of use a camera or lens may have seen. Is there such a 
> thing as 
> lens mount maintenance? Is there a way to best mount lenses? Is it 
> helpful to twist on the lenses slowly or possibly use some 
> kind of light 
> lubricant on the lens mount surface? I'm guessing 'no', but my 
> auto-mechanics background keeps telling me that you don't rub steel 
> against steel without a lubricant. Finally, on this subject, 
> what's the 
> longest lens you'd want to mount on an OM body which is attached to a 
> tripod? I'm guessing that the tripod mount on the bottom of 
> the 300mm is 
> Olympus' way of telling us not to mount a Zuiko longer than a 
> 200mm lens, 
> if the body itself is screwed to the tripod (of course, I 
> realize this 
> all depends on the amount of glass in the lens; I can imagine 
> a 100mm f/1 
> lens requiring a tripod mount on the lens!). But my guess is 
> that it's 
> easy to damage the lensmount by hanging an overly-large lens on a 
> tripod-mounted body, creating in effect a permanent "shift 
> body" with the 
> mount angled forever downward (a boon for you macro buffs). 
> What wisdom 
> do you have to share on the topic of lens mount hygiene?

I think you are more likely to damage the tripod socket on the body than the
lens mount (based on the relative diameters of the two), when you attach a
long (heavy) lens.

Wayne Harridge
Ivanhoe, Victoria, Australia
http://www.geocities.com/Paris/Louvre/6152/ 

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