I think you are showing your (young) age, Chris. Keystoning was always a major
issue with slide projections, and various solutions were available.
Cheers,
Nathan
Nathan Wajsman
Alicante, Spain
http://www.frozenlight.eu
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YNWA
On Dec 28, 2012, at 8:13 AM, Chris Crawford wrote:
> Thanks Paul, that sounds cool, Id never heard of such a thing!
>
> --
> Chris Crawford
> Fine Art Photography
> Fort Wayne, Indiana
> 260-437-8990
>
> http://www.chriscrawfordphoto.com My portfolio
>
> http://blog.chriscrawfordphoto.com My latest work!
>
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> Become a fan on Facebook
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>
>
> On 12/28/12 1:30 AM, "Paul Braun" <pbraun42@xxxxxxxxx> wrote:
>
>> It's the equivalent of a shift lens on a camera - it lets you square up
>> the projected image on a screen when the slide projector is at an angle.
>>
>>
>> Paul Braun
>> Certified Music Junkie
>>
>> "Music washes from the soul the dust of everyday life.". -- Harlan Howard
>>
>> On Dec 28, 2012, at 0:01, Chris Crawford <chris@xxxxxxxxxxxxxxxxxxxxxx>
>> wrote:
>>
>>> What's a keystone lens? I've never heard of it, and I'm curious.
>>>
>>> --
>>> Chris Crawford
>>> Fine Art Photography
>>> Fort Wayne, Indiana
>>> 260-437-8990
>>>
>>> http://www.chriscrawfordphoto.com My portfolio
>>>
>>> http://blog.chriscrawfordphoto.com My latest work!
>>>
>>> http://www.facebook.com/pages/Christopher-Crawford/48229272798
>>> Become a fan on Facebook
>>>
>>>
>>>
>>> On 12/28/12 12:48 AM, "Paul Braun" <pbraun42@xxxxxxxxx> wrote:
>>>
>>>> As I purge my house of unused and old, unnecessary stuff, I came across
>>>> an old Ektagraphic III that I picked up at a garage sale that's missing
>>>> the correct lamp carrier. However, it also has a Buhl 3.54" KA
>>>> Keystopper lens that looks practically new and comes in the original
>>>> box.
>>>>
>>>> I looked on ebay - anyone interested at $30 including shipping? Email
>>>> me
>>>> off-list or make another offer.
>>>>
>>>> Thanks.
>>>>
>>>> --
>>>>
>>>>
>>>>
>>>> Paul Braun
>>>> Valparaiso, IN
>>>>
>>>>
>>>> "It's such a fine line between stupid, and clever." - David St. Hubbins
>>>>
>>>> "Music washes from the soul the dust of everyday life" - Harlan Howard
>>>>
>>>> --
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