Promaster 9517 58mm Variable ND Filter (1.3-8.6 Stops) Light Stands ProGrade Digital understands the stringent

ProGrade Digital understands the stringent requirements you set for yourself and offers the SD Dual-Slot Memory Card Readers to support you

It is designed so the top can be cinched closed without causing the pouch to bunch up and loose valuable storage space

Filter Size  52mm

PHANTOM POWER: +48 V

The generous and effective use of special lens elements including one XLD (eXtra Low Dispersion) element

Promaster 9517 58mm Variable ND Filter (1.3-8.6 Stops) Light Stands ProGrade Digital understands the stringentFeatures: The PROMASTER Variable Neutral Density filter allows total lighting control in virtually any environment. Completely variable from a factor of ND3 to ND400. This filter is available in sizes from 49mm 82mm.