Heliopan 82mm Variable Gray ND Filter Ortofon suspended from quadcopters for aerial

suspended from quadcopters for aerial shots

Powered by 4 AA batteries

• 23 x 7 x 5" (584 x 178 x 127mm)

cylindrical bin that houses excess cable slack

The DMON-4S is a truly portable converter

Heliopan 82mm Variable Gray ND Filter Ortofon suspended from quadcopters for aerialThe Heliopan 82mm Variable Gray ND Filter is a solid variable neutral density filter providing a reduction of about 1 to 6 stops. The 0. 3 to 1. 8 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. The degree of density is easily controlled by rotating the front filter ring, allowing you to previsualize the additional exposure length required. By slowing