An iris control and tally indicator accessory for wireless camera rigs will be launched at NAB by

According to, the product is small enough to mount on any camera and the control knob gives accurate high-resolution control to the iris.

Tallis only controls the lens so the user has no black level or red or blue gain control. is offering its iris control and tally for all broadcast and video productions, outdoor screen applications, conference centres, wedding videography and webcasting.

Stand: C7219