Archived posting to the Leica Users Group, 2009/05/28
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hi George. Yep, huh? yep, yep. Artefacts then from the jpg conversion after. Owing to the detail content the jpg version with minimum compression is BIGGER than the losslessly compressed DNG. (8MB vs ~5MB) . But I was just putting up something in somewhat similar conditions to Ming's shot for anyone else following the discussion. I'll take it down and anyone intersted can send me a note 2009/5/29 George Lottermoser <imagist3 at mac.com> > certainly a nice sample > but also a tad artifacty > > the only way to really make this kind of judgement > is to look at the actual raw files and large prints. > > also > Ming is shooting with M8 and knows how the files appear > > Regards, > George Lottermoser > george at imagist.com > http://www.imagist.com > http://www.imagist.com/blog > http://www.linkedin.com/in/imagist > > On May 28, 2009, at 7:14 PM, Geoff Hopkinson wrote: > > For comparison if you are interested. Go to my temp gallery. Last shot is >> uncropped from M8 with the APO Summicron 75 ASPH. Downconverted to jpg and >> sRGB. Capture and some web sharpening applied. >> Clicking on thumbnail will go direct to full size jpg of about 3MB (light >> compression). >> http://gallery.leica-users.org/v/gh/te/ >> >> >> >> 2009/5/29 Thein Onn Ming <mingthein at gmail.com> >> >> For George, Mark and anybody else who might be interested...some full >>> sized >>> files (JPEG, converted from RAW using ACR) from the D3x (with 24-70/2.8 >>> and >>> 105VR micro; arguably two of the best lenses Nikon has today) and >>> Hasselblad >>> CFV 16MP back (with 80/2.8 standard lens). >>> >>> *CAVEATS*: The CFV was shot handheld, available light except for the >>> landscape shot. I'd use only the landscape to judge quality. We were >>> going >>> to do a studio shoot, but the back kept bricking itself requiring >>> multiple >>> battery-out resets (kinda like the first M8 I used when shooting C mode >>> and >>> discrete advance) but eventually just bricked itself. The D3x was shot >>> entirely handheld, though the watch shot was with studio lighting (aside >>> from photojournalism, watch photography is my other speciality. When I >>> did >>> it commercially I was using a D2H or D200 and the 85/2.8 PC Micro, not >>> MF.) >>> >>> EXIF data intact but ignore the 'blad data because it doesn't register >>> aperture, and I'm pretty sure the shutter speeds are all wrong. D3x of >>> course tells you everything including the nutritional content of my >>> breakfast of three days prior. Hosting on fickr because I don't have the >>> server bandwidth otherwise. >>> >>> 'Blad >>> http://farm4.static.flickr.com/3409/3573849245_4776a4c694_o.jpg >>> http://farm4.static.flickr.com/3639/3573842195_769c55cfb0_o.jpg >>> http://farm4.static.flickr.com/3561/3573839191_da9b5f0bf1_o.jpg >>> >>> >>> D3x >>> http://farm4.static.flickr.com/3572/3573831647_f85b31aa81_o.jpg >>> http://farm4.static.flickr.com/3610/3574628948_2e7197f2ff_o.jpg >>> http://farm4.static.flickr.com/3589/3574623624_70e7d3ae08_o.jpg >>> >>> Note the fine texture resolved by the D3x in the lady's top. >>> >>> >>> For some odd reason, looking at the images again, the 'blad output >>> reminds >>> me a lot of the M8. Maybe it's the highlight tone bias and lack of AA >>> filter. >>> >>> Ming >>> >>> THEIN Onn Ming >>> *photohorologer ming at www.mingthein.com >>> www.flickr.com/mingthein >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >>> >>> >> >> >> -- >> Cheers >> Geoff >> 'Life's not B&W, except at both ends' >> http://gallery.leica-users.org/v/gh/ >> http://www.pbase.com/hoppyman >> >> _______________________________________________ >> 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 > -- Cheers Geoff 'Life's not B&W, except at both ends' http://gallery.leica-users.org/v/gh/ http://www.pbase.com/hoppyman