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[OM] Re: WTB $$ T-mount adapter, Vivitar Series 1 $$

Subject: [OM] Re: WTB $$ T-mount adapter, Vivitar Series 1 $$
From: Andrew Fildes <afildes@xxxxxxxxxxxxxx>
Date: Wed, 21 Dec 2005 17:10:23 +1100
Here
http://www.photo.net/bboard/q-and-a-fetch-msg?msg_id=009uU7

Vivitar made T4 mounts and lenses - not sure about TX. I remember  
having one such for years without ever realising that it had an  
interchangeable mount. They are quite good if you can find them but  
they aren't as common as Adaptalls.
AndrewF



On 21/12/2005, at 8:23 AM, Chuck Norcutt wrote:

> I have always understood that the difference between the original  
> Tamron
> T mount (1957) and the T-2 mount was the adjustment screws to allow
> changing the radial orientation of the lens.  I've only ever owned T-2
> mounts and have never seen one that is not adjustable.
>
> I also don't know why you refer to "Vivitar S1 T-mount adapters".   
> The T
> adapter has T threads (42mm) on one side for the lens and a specific
> camera mount flange on the other.  Therefore, a T mount is specific  
> to a
> camera and not to a lens.
>
> Chuck Norcutt
>
> Jeff Keller wrote:
>
>
>> The Vivitar S1 T-mount adapters I have so far are basically a  
>> solid lump of
>> metal with a bayonet release. There doesn't appear to be any means  
>> to align
>> the lens to the camera orientation - the infinity focus mark may  
>> be at the
>> bottom of the lens etc. when mounted to the camera. Fortunately  
>> they seem to
>> be machined accurately enough that I've only got one lens where it  
>> isn't
>> good enough. I'll probably use an generic T-mount that has screws  
>> that let
>> me adjust the orientation. If would be nice to have a T-mount  
>> adapter that
>> matches the lens ;-)
>>
>> Someone posted to the list a few years ago that Vivitar made two  
>> styles.
>> Neither seem to be very common. I found two at KEH over about 3  
>> years. They
>> may not be very useful for non-vivitar lenses. I suspect the  
>> adjustable one
>> was made for the 450 mirror.
>>
>> I think I've seen you on some of the yahoo groups which reminds me  
>> I should
>> post a WTB to the vivitar group. Thanks for the reminder.
>>
>> -jeff
>>
>> -----Original Message-----
>> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx]  
>> On Behalf
>> Of Chuck Norcutt
>> Sent: Tuesday, December 20, 2005 11:24 AM
>> To: olympus@xxxxxxxxxx
>> Subject: [OM] Re: WTB $$ T-mount adapter, Vivitar Series 1 $$
>>
>> Adjustable?  In what respect?
>>
>> Chuck Norcutt
>>
>> Jeff Keller wrote:
>>
>>
>>> Does anyone have one of the adjustable Vivitar Series 1 T-mount  
>>> adapters?
>>> I've picked up a couple of the non-adjustable ones from KEH but have
>>> never seen the adjustable one. My curiousity is almost out of  
>>> control
>>> ... name your price. (for OM of course)
>>>
>>
>>
>>
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