Quick-Lock mounting system
That attaches directly to the front lens barrel of 114 mm lenses. If required, this matte box can also be attached to the camera with a 15 mm lightweight support.
3x3" through a 4x6" filter
This matte box accommodates a 3x3" through a 4x6" filter and works with most wide angle lenses in both 4:3 and 16:9 aspect ratios.The Vocas MB-215 has one rotatable 4"X4" filter tray and place for one fixed 4"X4" filter in the front end of the hood. The MB-215 is wide enough to work on most cameras with wide angle converter without fignetting.
Works also as an clip-on matte box
Although the MB-215 can be used as a clip-on matte box, we recommend the use of a barsadapter and a 15 mm matte box support.