PanoTools mailing list archive

Mailinglist:PanoTools NG
Sender:Hans
Date/Time: 9-May-2012 13:57:08 +0000
Subject:Re: Nikon D800 test with 16mm and 10.5mm

Thread:



--- In #removed#, "jrgen_schrader" <panorama@...> wrote:
>
> Thank you, Ignacio.
> 
> Of course we are talking about a test shoot here and my judging has of course nothing to do with your work which is highly admirable.
> 
> But looking at the panos I can see nothing that would make me want to buy this camera and use it with either of these lenses.
> 
> So no joke here, but as I know that what I see on the screen is highly dependent of some key facts which I do not know I started to ask.
> 
> Probably it is only the maxzoom factor in krpano that is too high so one can zoom in to a pixelsize > 1. But it's also the sharpening and probably the process to compensate dynamic range that add some signifcant outlines here which to me spoil the impression of "crispness".


The first I checked was the maxpixelzoom as I had the same impression as you.
But it is set to 1.0 so that is not why they are not as sharp as I would have expected.

Actually I made tests the other day which confirms to me that 1.0 can easy be set up to 1.2  for my 5D Mark II with the Canon 15mm.

It may seem a lot that that you have 36 megapixel but in reality the difference from 21 is not very large. Its just 30% more in width on your panos. I doubt that you get much more real resolution unless you use a lens like the 14-24mm.

Hans




> 
> Maybe I am a bit ignorant here, but when I zoom into a panorama to the max (especially to judge a killer camera) I expect it to be _really_ sharp. 
> 
> Sorry for bothering, but that was just my impression.
> Maybe I should have kept it for me.
> 
> J?rgen
> 
> 
> --- In #removed#, Ignacio Ferrando Margel? <fotografia@> wrote:
> >
> > J?rgen,
> > 
> > 
> > I used the same exposure on both cases and made some bracketing to fix the highlights... 
> > 
> > Shoot at 100ISO, uncompressed RAW 14bit, then transformed to 16bit TIFS with Nikon Capture and stitched with PTGUI
> > 
> >  I applied USM adapted to the size of each pano...
> > 
> > 
> > regards
> > 
> > 
> > 
> > El 09/05/2012, a las 09:20, jrgen_schrader escribi?:
> > 
> > > Hm - to me they both look horrible :)
> > > Would you mind to give some more details?
> > > How did you treat the images, if at all?
> > > 
> > > Cheers
> > > J?rgen
> > > 
> > > --- In #removed#, Ignacio Ferrando Margel? <fotografia@> wrote:
> > > >
> > > > Hello
> > > > 
> > > > I have made a test with my new nikon D800, I made the same pano with the 16mm and the 10.5mm you can check the difference :
> > > > 
> > > > 16mm: 6+1 photos 19656 pixels wide
> > > > http://www.abaco-digital.es/ignacio/elgaraje/
> > > > 
> > > > 10.5mm: 4+1 11272 pixels wide
> > > > (I have'nt corrected the nadir because I will not use it...)
> > > > http://www.abaco-digital.es/ignacio/elgaraje10/
> > > > 
> > > > regards
> > > > 
> > > > 
> > > > 
> > > > ----------------------------------------------------------
> > > > 
> > > > Ignacio Ferrando Margel?
> > > > 
> > > > 976 297980 / 646154023
> > > > 
> > > > Abaco Digital
> > > > 
> > > > http://www.abaco-digital.es
> > > > 
> > > > 
> > > > 
> > > > En cumplimiento de lo dispuesto en el art?culo 5 de la Ley Org?nica 15/19999, de 13 de diciembre, de Protecci?n de Datos de Car?cter Personal, le informamos de la existencia de un fichero de datos de car?cter personal cuyo titular y responsable es ABACO DIGITAL S.L. La recogida y tratamiento de sus datos tiene como finalidad gestionar las relaciones comerciales, jur?dicas o contractuales que le vinculen con esta entidad.
> > > > Usted podr? en todo momento ejercitar sus derechos de acceso, rectificaci?n, cancelaci?n y oposici?n al tratamiento de datos personales, en la forma legalmente prevista, mediante comunicaci?n firmada y remitida a ABACO DIGITAL, S.L., sito en M?ndez N??ez 31, 3? dcha, C.P. 50003 de Zaragoza.
> > > >
> > > 
> > > 
> > 
> > 
> > 
> > 
> > ----------------------------------------------------------
> > 
> > Ignacio Ferrando Margel?
> > 
> > 976 297980 / 646154023
> > 
> > Abaco Digital
> > 
> > http://www.abaco-digital.es
> > 
> > 
> > 
> > En cumplimiento de lo dispuesto en el art?culo 5 de la Ley Org?nica 15/19999, de 13 de diciembre, de Protecci?n de Datos de Car?cter Personal, le informamos de la existencia de un fichero de datos de car?cter personal cuyo titular y responsable es ABACO DIGITAL S.L. La recogida y tratamiento de sus datos tiene como finalidad gestionar las relaciones comerciales, jur?dicas o contractuales que le vinculen con esta entidad.
> > Usted podr? en todo momento ejercitar sus derechos de acceso, rectificaci?n, cancelaci?n y oposici?n al tratamiento de datos personales, en la forma legalmente prevista, mediante comunicaci?n firmada y remitida a ABACO DIGITAL, S.L., sito en M?ndez N??ez 31, 3? dcha, C.P. 50003 de Zaragoza.
> >
>




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