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Close-up filters

Started Apr 25, 2021 | Questions thread
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FredInMN1 Contributing Member • Posts: 881
Close-up filters

Been looking at close-up filters and their specs.  Seem to be rated at a +N value, N usually 1 - 4, diopters, I think.  How does that translate into closer minimum focusing distances ?  Have a 90mm non-macro lens with a minimum focusing distance of 0.6 meters, which will become what, with a 1 thru 4 filter ?  Thanks !

 FredInMN1's gear list:FredInMN1's gear list
Panasonic FZ1000 Sony DSC-RX0 Nikon D500 Nikon D7500 Panasonic Lumix DC-S1R +16 more
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