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<p>[QUOTE="dougsmit, post: 3604089, member: 19463"]The one I use has no brand name markings but was cheap Chinese on eBay made for use on stereo microscopes. There seems to be many. Today the post office delivered my new toy which is larger and intended to be used for making You Tube videos. I have to figure out what to do with it before I 'out' it here. </p><p><br /></p><p>I suggest you avoid models with a color temperature much over 5500K (too blue) or under 4000K. Too bright will be more a problem than too weak at the close distances so one with a dimmer is needed. </p><p><br /></p><p>There are coins that respond well to the ringlight and those that do not. Your job is to figure out what you have. Whatever the lighting, I point out that a small change in the tilt/angle of a coin can make a lot of difference. You look through the camera and wiggle the thing until you like what you see. I'm sorry that I can not give specific band and model recommendations. I have modified the one I have to have a slightly yellow filter/diffuser I made on a 3D printer and probably could not make another exactly like it since I don't recall the brand of PLA used and settings I used when printing. I was not taught to cook from recipes or be scientific in my methods. </p><p><br /></p><p><br /></p><p>I have not seen this in small rings. Do you have a link to the one you have? CRI is important for some coins more than others but higher is definitely better.[/QUOTE]</p><p><br /></p>
[QUOTE="dougsmit, post: 3604089, member: 19463"]The one I use has no brand name markings but was cheap Chinese on eBay made for use on stereo microscopes. There seems to be many. Today the post office delivered my new toy which is larger and intended to be used for making You Tube videos. I have to figure out what to do with it before I 'out' it here. I suggest you avoid models with a color temperature much over 5500K (too blue) or under 4000K. Too bright will be more a problem than too weak at the close distances so one with a dimmer is needed. There are coins that respond well to the ringlight and those that do not. Your job is to figure out what you have. Whatever the lighting, I point out that a small change in the tilt/angle of a coin can make a lot of difference. You look through the camera and wiggle the thing until you like what you see. I'm sorry that I can not give specific band and model recommendations. I have modified the one I have to have a slightly yellow filter/diffuser I made on a 3D printer and probably could not make another exactly like it since I don't recall the brand of PLA used and settings I used when printing. I was not taught to cook from recipes or be scientific in my methods. I have not seen this in small rings. Do you have a link to the one you have? CRI is important for some coins more than others but higher is definitely better.[/QUOTE]
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Led Ring light Recomindations?
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