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Long Exposure Test - 16 Stop Filter | by magnetic_red
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Long Exposure Test - 16 Stop Filter

This was the long exposure shot.

 

Pentax 67II, SMC 75mm, Firecrest 16 stop ND filter, Ilford FP4 in PMK Pyro, f4.5 , exposure reading without filter 1/500s, with filter I exposed between 3 to 5 minutes to account for reciprocity failure.

Development details on FilmDev

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Uploaded on February 11, 2015