[Konvas] Kinor 35 safe shipping tip

[Andrew Overtoom]

Taping the barrel in mid-travel is the key point to remember here. No  
tape, no travel -- or no more lens!

Sent from my iPhone

On Feb 28, 2009, at 4:42 AM, Speedbirdmgh at aol.com wrote:

> "BE WARNED. Looking at the broken lens images could make you sick to  
> your
> stomach..."
>
> You are right there Adam.  I am shocked!
>
> I am surprised that nobody else has thought the same as me. The  
> inner zoom barrel has a long screw thread which should slow down any  
> inertia from a sudden impact but ofcourse multi impacts will propel  
> it forward BUT the screw thread will stop short before it got near  
> the front inner element. Even if there was no grease on the thread  
> it would rotate forward quite quickly but would never fully reach  
> the inner end element even on a hard impact. Are we saying that the  
> inner barrel was machined so it hits the glass every time the zoom  
> is activated. This is very shocking news. Was this a Lomo?
>
> I don't think the inner zoom barrel hit the glass but the barrel hit  
> the end stop so violently that the shock wave travelled through into  
> the glass and cracked it. As you know 'all glass' items have  
> millions of minute fractures built in its structure during the  
> firing process and remain there for life, hence why glass is  
> extremely fragile especially in sheet form and hates vibration of  
> any kind.
>
> Taping the barrel is a good idea but better still is to try and  
> reduce the vibration by suspending the lens in huge quantities of  
> foam and bubble wrap and then encase it in a hard shell of some  
> kind. It is important that the lens must not be allowed to move even  
> a "cats whisker".
>
> Rita  (must dry my eyes, too upsetting)
>
>
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