4″x5.65″ Production Matte Box MB-18 is a flexible wide-angle studio Matte Box that can be used with primes and many zoom Lenses. It is a useful alternative to MB-14 when a smaller build is desired. MB-18 requires a studio bridge plate.

• Filter size 4″x5.65″/ round 138mm
• Flexible matte box offering coverage for wider primes and some zooms.
• Requires studio bridge plate or ARRI HD baseplate, not for 15 mm lightweight support
• Vertical and horizontal filter frames available
• 2, 3 and 4 trays stage available
• Swing away mechanism
• French flag holder
• Top / bottom and side flags available
• Set of 6 masks available