Archived posting to the Leica Users Group, 2010/09/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]The square looks smaller than 36mm in this case. It looks like s 30 inch square. -------------------- Mark William Rabiner Photography mark at rabinergroup.com > From: Rei Shinozuka <shino at panix.com> > Reply-To: Leica Users Group <lug at leica-users.org> > Date: Tue, 07 Sep 2010 10:28:50 -0400 > To: Leica Users Group <lug at leica-users.org> > Subject: Re: [Leica] New R Solution? > > 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