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<p>[QUOTE="desertgem, post: 5231735, member: 15199"]There are things to be aware. The magnifications of the USB cameras use photography based numbers rather than Lab microscopes numbers . There is no way in any usb microscope with a resolution of 2MP, not even 5mp to produce a sharp magnification of 300X.</p><p>Below is what I think is a good comparison. This is a photo of a US Silver dollar UNC. taken with a lab microscope</p><p>Left @100X and @400X on right. If I found an inexpensive USB that could do this , I would recommend it. Yes it is much more expensive, but I have used mine for 40 years so, the cost is pro-rated.</p><p> Many people come to the forum each day and want to know if their coin has something that would make them rich. Maybe once in a while it does, but usually we can't help as everything is very fuzzy due to low resolution. Projecting an image on a larger screen makes it bigger and fuzzier. I am not trying to make someone upset, I can't afford my dream of a scanning electron Microscope just yet either. I think many pass over answering questions where the reader can not really see something.</p><p><br /></p><p>Last comment, If you buy one from a company such as amazon, get one that can be returned for full credit and have some special coins ready to be photographed and loaded on a page hereso you can see what we will be seeing. Good Luck. Jim</p><p><br /></p><p>[ATTACH=full]1217134[/ATTACH][/QUOTE]</p><p><br /></p>
[QUOTE="desertgem, post: 5231735, member: 15199"]There are things to be aware. The magnifications of the USB cameras use photography based numbers rather than Lab microscopes numbers . There is no way in any usb microscope with a resolution of 2MP, not even 5mp to produce a sharp magnification of 300X. Below is what I think is a good comparison. This is a photo of a US Silver dollar UNC. taken with a lab microscope Left @100X and @400X on right. If I found an inexpensive USB that could do this , I would recommend it. Yes it is much more expensive, but I have used mine for 40 years so, the cost is pro-rated. Many people come to the forum each day and want to know if their coin has something that would make them rich. Maybe once in a while it does, but usually we can't help as everything is very fuzzy due to low resolution. Projecting an image on a larger screen makes it bigger and fuzzier. I am not trying to make someone upset, I can't afford my dream of a scanning electron Microscope just yet either. I think many pass over answering questions where the reader can not really see something. Last comment, If you buy one from a company such as amazon, get one that can be returned for full credit and have some special coins ready to be photographed and loaded on a page hereso you can see what we will be seeing. Good Luck. Jim [ATTACH=full]1217134[/ATTACH][/QUOTE]
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Advice on coin microscopes/picture taking gear.
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