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08-06-2017, 04:53 AM   #1
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ND filters Calculating

Best apps for android phones ? any ideas

08-06-2017, 05:29 AM   #2
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QuoteOriginally posted by robm47 Quote
Best apps for android phones ? any ideas
Lee Stopper makes a handy app
08-25-2017, 10:15 AM   #3

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Honestly, the whole converiosn table fits on a very small piece of paper for several filters next to each other. Apps are nice, but 1x3 inch paper will do the job as well. You can submegr the paper and it still works, even weighs less than a phone...

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