Archived posting to the Leica Users Group, 2010/09/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Regards, George Lottermoser george at imagist.com http://www.imagist.com http://www.imagist.com/blog http://www.linkedin.com/in/imagist On Sep 8, 2010, at 6:47 AM, Rei Shinozuka wrote: > what's better than square? eastman's 1888 solution to maximizing film > area: pi r squared! > > http://www.britannica.com/bps/image/636322/96360/Early-Kodak-snapshot-of-a-street-scene-in-Washington-DC > > -rei > > > On 09/07/2010 11:12 PM, George Lottermoser wrote: >> 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 >>>> _______________________________________________ >>>> 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 >> >> _______________________________________________ >> 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