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ROV Smartphone Variable ND Filter

This variable ND filter clips to your phone and allows you to shoot at slower shutter speeds in bright light.

When using the RŌV Motion app, click on the "ND" icon and it will help you adjust the filter to film at 1/50s so you get the most cinematic footage possible. 


  • 37mm Variable ND filter
  • Universal Smartphone clip with 37mm filter thread