Wooden Camera UMB-1 Universal Mattebox (Universal Donut)
UMB-1 Universal Mattebox (Universal Donut) is a universal cloth donut for non-standard lens diameters. Thumb loops allow for easy stretching and positioning over lens. The outer ring is 143mm in diameter and is compatible with other standard matteboxes.
Specifications:
Weight: 136 g (0.3 lbs)
Dimensions: 25.4 x 152.4 x 152.4 mm ( 1 x 6 x 6 in)
