Tiffen 138mm Variable ND Donut

Features

Designed to fit into the rear 143mm port of a bar mounted matte box, which is compatible by a wide variety of matte box manufacturers. This rear location is a perfect spot to place the unit, as the 138 VND requires a smooth surface to rotate within.

• 138mm Matte Box Mountable VND (Includes a Rubber Donut & 114mm light prevention threaded rear ring)
• Up to 6-stops Tiffen VND (Variable Neutral Density) with index markings (Focal length dependent) with a minimum of 2-stops going up to 8-stops. (ND.6 to ND2.4)
• The ultra-compact patent-pending design does not impact on the original field of view of a standard rear 138mm filter ring
• Tiffen 138mm VND fits directly into bar mounted matte boxes manufactured with a 143mm rear filter ring port
• The Rubber Donut is supplied with a 114mm light prevention ring, which will accept ARRI R2 compatible threaded reduction rings
• Compatible with matte box manufacturers including ARRI, Bright Tangerine, Movcam, Tilta and Vocas