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<p>[QUOTE="rmpsrpms, post: 4999025, member: 31773"]I'll address the points of interest inline below. Sorry for the long post.</p><p><br /></p><p><br /></p><p><br /></p><p>I mostly shoot Cents at m~0.7:1. At f14 I'd be at EA24 (!!). Even if I was shooting Dollars at 0.35:1, I'd be at EA19. My camera sensor has 4.3um pixels, so starts to show diffraction limitation at EA6.7, and is deep into diffraction at EA14. At EA24 I'd only be using 11% of my camera sensor's capability (!!). I can understand using f14 for depth of field, but you must realize you are losing a tremendous amount of information (resolution) shooting at such a small aperture. If you are using a 50MP sensor, you're only actually using perhaps 5MP.</p><p><br /></p><p><br /></p><p><br /></p><p>What I meant is that I would need to make exposure adjustments for each shot, and I'd need to take multiple shots before dialing-in to the correct exposure. With Av mode, I only need to take one shot, and the exposure is correct within 1/3EV every time.</p><p><br /></p><p><br /></p><p><br /></p><p>Yes, the higher bit depth is an advantage. This is why, for critical images, I shoot raw and convert to tiff, which preserves all the dynamic range of the raw file. But most of the images I shoot don't need that level of color accuracy.</p><p><br /></p><p><br /></p><p><br /></p><p>Once a digital image is under or over exposed, the information in that area of the image is forever lost. Some programs are able to "recover" the information algorithmically, but the info is not real.</p><p><br /></p><p><br /></p><p><br /></p><p>You can adjust white balance in jpgs as well. I do it all the time.</p><p><br /></p><p><br /></p><p><br /></p><p>Ageed, I would never trust the camera to do sharpening. Because I do a lot of focus stacking, I follow a very specific sharpening regimen.</p><p><br /></p><p><br /></p><p><br /></p><p>Modern editors don't make changes to the original image file (no matter what the format) so that it can be kept as a reference in case different editing choices need to be made.</p><p><br /></p><p><br /></p><p><br /></p><p>Can software print directly from a raw file? I guess a program could apply whatever adjustments you make and create an output file to print. I do like to keep a record of the files I print, and you can't really do this with a raw file, so I use tiff.</p><p><br /></p><p><br /></p><p><br /></p><p>I still don't understand why. I've tried again and again to get something from raw processing, but it always falls short. For most of my work, publishing on the web, doing studies, etc, raw (or tiff) processing is just too slow, and this is not even considering the extra work of manual exposure. For critical work I save raw then convert to tiff for processing. Can you explain any reasons why raw processing would be better than tiff?[/QUOTE]</p><p><br /></p>
[QUOTE="rmpsrpms, post: 4999025, member: 31773"]I'll address the points of interest inline below. Sorry for the long post. I mostly shoot Cents at m~0.7:1. At f14 I'd be at EA24 (!!). Even if I was shooting Dollars at 0.35:1, I'd be at EA19. My camera sensor has 4.3um pixels, so starts to show diffraction limitation at EA6.7, and is deep into diffraction at EA14. At EA24 I'd only be using 11% of my camera sensor's capability (!!). I can understand using f14 for depth of field, but you must realize you are losing a tremendous amount of information (resolution) shooting at such a small aperture. If you are using a 50MP sensor, you're only actually using perhaps 5MP. What I meant is that I would need to make exposure adjustments for each shot, and I'd need to take multiple shots before dialing-in to the correct exposure. With Av mode, I only need to take one shot, and the exposure is correct within 1/3EV every time. Yes, the higher bit depth is an advantage. This is why, for critical images, I shoot raw and convert to tiff, which preserves all the dynamic range of the raw file. But most of the images I shoot don't need that level of color accuracy. Once a digital image is under or over exposed, the information in that area of the image is forever lost. Some programs are able to "recover" the information algorithmically, but the info is not real. You can adjust white balance in jpgs as well. I do it all the time. Ageed, I would never trust the camera to do sharpening. Because I do a lot of focus stacking, I follow a very specific sharpening regimen. Modern editors don't make changes to the original image file (no matter what the format) so that it can be kept as a reference in case different editing choices need to be made. Can software print directly from a raw file? I guess a program could apply whatever adjustments you make and create an output file to print. I do like to keep a record of the files I print, and you can't really do this with a raw file, so I use tiff. I still don't understand why. I've tried again and again to get something from raw processing, but it always falls short. For most of my work, publishing on the web, doing studies, etc, raw (or tiff) processing is just too slow, and this is not even considering the extra work of manual exposure. For critical work I save raw then convert to tiff for processing. Can you explain any reasons why raw processing would be better than tiff?[/QUOTE]
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