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The Vocas MB-250 (item #0200-0250) features a Quick-Lock mounting system that attaches directly to the front lens barrel.
If required, an MBS-100 mattebox support and a barsadapter on standard 15 mm rails can be used.
This mattebox accommodates 3x3" through 4x6" filters and works with most wide angle lenses in both 4:3 and 16:9 aspect ratios.
The Vocas MB-250 has one rotatable and one fixed 4" wide filter tray.
and also features a patented "heavy duty" French flag clamper.
Internal eyebrows are standard on the MB-250. They can be operated from the outside of the mattebox.
These patented internal French flags allow the user to adjust the matte (or mask) to the zoom position of the lens.
his mattebox comes standard with:2pc. 4"x4" filter frame1pc. standard top flag 2pc patented eye-browsWeight of mattebox with filter frames: 350 gram.