The Variable Neutral Density Filter on the Pentax K-3 III Monochrome Review

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Testing the new Pentax Variable Neutral Density filter on the K-3 III Monochrome, which is available via a software upgrade for $79.00 here: us.ricoh-imagi....
Variable ND filters allow you to effectively expose parts of your image separately, so you can, say, make clouds pop while still getting good foreground detail. Video 2 of 2. Video 1, which showed how to do the required firmware upgrade and install the Variable ND filter, is here: • Installing the Variabl...