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An Unfair Comparison in Coin Photography: iPhone vs DSLR
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<p>[QUOTE="Orielensis, post: 4192837, member: 96898"]I agree – heavily manipulated images sometimes are a problem. But generally, all coin images require some degree of interpretation. The photographic habits of different dealers have to be kept in mind when "reading" their pictures. For example, CNG tends to oversaturate, Artemide seems to use a ring light for everything, Savoca has a lighting set-up that makes silver surfaces appear more rough than they are in hand, Frank Robinson apparently doesn't like digital cameras, etc.</p><p><br /></p><p><br /></p><p><br /></p><p>Thanks a lot for the compliment!</p><p><br /></p><p>If I may ask, what steps of post-processing would you generally recommend? Normally, I just play around a little with brightness, exposure, contrast and black point, and I am often unsure whether this really leads to any improvement. The example below illustrates this: the first image is as it came from the camera, the second one is after I fiddled around with it using GIMP. Looking at your coin images, it is obvious that there must be more to it.</p><p><br /></p><p>[ATTACH=full]1076310[/ATTACH]</p><p><br /></p><p>[ATTACH=full]1076309[/ATTACH]</p><p><br /></p><p><br /></p><p><br /></p><p>That appears to be a good summary of the challlenges of iPhone coin photography, which are especially well illustrated by your images of the Republican denarius. Since you, [USER=107940]@JulesUK[/USER] , [USER=72712]@arnoldoe[/USER] , [USER=93702]@Clavdivs[/USER] , and me all encountered the same issues with too much brightness, oversaturation and excessive glare, I take them to apply in general.</p><p><br /></p><p>It's also interesting that both you and [USER=19463]@dougsmit[/USER] produce great images with mirrorless cameras. This shows that it's not necessary to go full DSLR for good coin photography. Since it's bothersome and slightly embarassing to always carry around a full-size DSLR during city trips etc., I've been thinking about getting a mirrorless second camera for a long time – the prospective of also being able to experiment with it for coin photography might convince me to actually do so.[/QUOTE]</p><p><br /></p>
[QUOTE="Orielensis, post: 4192837, member: 96898"]I agree – heavily manipulated images sometimes are a problem. But generally, all coin images require some degree of interpretation. The photographic habits of different dealers have to be kept in mind when "reading" their pictures. For example, CNG tends to oversaturate, Artemide seems to use a ring light for everything, Savoca has a lighting set-up that makes silver surfaces appear more rough than they are in hand, Frank Robinson apparently doesn't like digital cameras, etc. Thanks a lot for the compliment! If I may ask, what steps of post-processing would you generally recommend? Normally, I just play around a little with brightness, exposure, contrast and black point, and I am often unsure whether this really leads to any improvement. The example below illustrates this: the first image is as it came from the camera, the second one is after I fiddled around with it using GIMP. Looking at your coin images, it is obvious that there must be more to it. [ATTACH=full]1076310[/ATTACH] [ATTACH=full]1076309[/ATTACH] That appears to be a good summary of the challlenges of iPhone coin photography, which are especially well illustrated by your images of the Republican denarius. Since you, [USER=107940]@JulesUK[/USER] , [USER=72712]@arnoldoe[/USER] , [USER=93702]@Clavdivs[/USER] , and me all encountered the same issues with too much brightness, oversaturation and excessive glare, I take them to apply in general. It's also interesting that both you and [USER=19463]@dougsmit[/USER] produce great images with mirrorless cameras. This shows that it's not necessary to go full DSLR for good coin photography. Since it's bothersome and slightly embarassing to always carry around a full-size DSLR during city trips etc., I've been thinking about getting a mirrorless second camera for a long time – the prospective of also being able to experiment with it for coin photography might convince me to actually do so.[/QUOTE]
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