Compatible with 60 mm coaxial system continuous adjustable aperture
Black anodized aluminum housing
With lever adjustment
Compatible with 30 mm coaxial system continuous adjustable aperture
Compatible with 16 mm coaxial systems
Continuously adjustable aperture diameter
Ultra-thin structural design
Continuously adjustable iris diameter
Black steel spring blades
With SM1 internal and external threads for ease of integration into SM1 lens tubes or 30 mm coaxial mounting plates
Generally used for controlling beam diameter
Available with or without adjustment lever