Archived posting to the Leica Users Group, 2010/09/07

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Subject: [Leica] New R Solution?
From: imagist3 at mac.com (George Lottermoser)
Date: Tue, 07 Sep 2010 22:12:12 -0500
References: <C8AB40DB.2F2C%mark@rabinergroup.com> <1109424304.898501283865783803.JavaMail.root@dsmdc-mail-mbs12> <AANLkTinfjHMGkSmjYNHJNu_zd4Ggt_-o9uabfFUUuoMD@mail.gmail.com> <B3DDC2D2-D7F5-4747-A4B4-D861D5BA3F39@mac.com> <4C86470A.6000505@gmx.de> <5B97D9E3-F5D1-4314-9F95-89B58725EFED@mac.com> <4C864C22.6080706@panix.com>

And what's very interesting,
if maximum acreage is the goal,
is that
24x36 = 864 sq mm
where
30.5x30.5 = 930.25 sq mm

So if we want the most acreage per image circle
the square wins.

Regards,
George Lottermoser 
george at imagist.com
http://www.imagist.com
http://www.imagist.com/blog
http://www.linkedin.com/in/imagist





On Sep 7, 2010, at 9:28 AM, Rei Shinozuka wrote:

> of another way of visualizing how the rectangular or square crops fit onto 
> the image circle:
> 
> http://www.rytterfalk.com/wp-content/upload/1253263718-sensors.jpg
> 
> given a fixed image coverage circle, the maximally circumscribed rectangle 
> cannot be extended into a maximally circumscribed square without reducing 
> the longer dimension (36mm in this case.)
> 
> for 35mm the square format which would fit into lens coverage would be 
> 30.5mmx30.5mm.
> 
> -rei
> 
> 
> On 09/07/2010 10:16 AM, George Lottermoser wrote:
>> The rectangular or square diagonal = diameter of circle
>> 
>> <  http://www.mathopenref.com/rectanglediagonals.html>
>> 
>> Regards,
>> George Lottermoser
>> george at imagist.com
>> http://www.imagist.com
>> http://www.imagist.com/blog
>> http://www.linkedin.com/in/imagist
>> 
>> 
>> 
>> 
>> 
>> On Sep 7, 2010, at 9:07 AM, Douglas Sharp wrote:
>> 
>>> George,
>>> 
>>> not sure if my logic is a little off, but if a lens covers 36 mm 
>>> horizontally and we are talking about an image CIRCLE not an OVAL, I 
>>> expect it will cover a 36 mm square format too.
>>> 
>>> Cheers
>>> Douglas
>>> 
>>> On 07.09.2010 15:41, George Lottermoser wrote:
>>>> As wonderful as that would be;
>>>> it would also cost way too much money (for me);
>>>> and I'm not sure the full line of R lenses would cover that image 
>>>> circle.
>>>> 
>>>> Regards,
>>>> George Lottermoser
>>>> george at imagist.com
>>>> http://www.imagist.com
>>>> http://www.imagist.com/blog
>>>> http://www.linkedin.com/in/imagist
>>>> 
>>>> 
>>>> On Sep 7, 2010, at 8:27 AM, Sonny Carter wrote:
>>>> 
>>>>> Why not a 36 x36?
>>>> _______________________________________________
>>>> Leica Users Group.
>>>> See http://leica-users.org/mailman/listinfo/lug for more information
>>>> 
>>> _______________________________________________
>>> Leica Users Group.
>>> See http://leica-users.org/mailman/listinfo/lug for more information
>> 
>> _______________________________________________
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> 
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Replies: Reply from shino at panix.com (Rei Shinozuka) ([Leica] New R Solution?)
Reply from sonc.hegr at gmail.com (Sonny Carter) ([Leica] New R Solution?)
In reply to: Message from mark at rabinergroup.com (Mark Rabiner) ([Leica] New R Solution?)
Message from grduprey at mchsi.com (grduprey at mchsi.com) ([Leica] New R Solution?)
Message from sonc.hegr at gmail.com (Sonny Carter) ([Leica] New R Solution?)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] New R Solution?)
Message from douglas.sharp at gmx.de (Douglas Sharp) ([Leica] New R Solution?)
Message from imagist3 at mac.com (George Lottermoser) ([Leica] New R Solution?)
Message from shino at panix.com (Rei Shinozuka) ([Leica] New R Solution?)