Compatible with 16 mm coaxial systems

Continuously adjustable aperture diameter

Ultra-thin structural design

Achieves open/closed states for the light path

With SM1 internal and external threads

Clear aperture of 7.2 mm

Slit width adjustable from 0 to 12 mm

Square slit

Used for free space

Optical slit, mounted in a 6061-T6 aluminum alloy housing

Optional slit widths from 10 μm to 200 μm

Slit lengths 3 mm/10 mm available

Precision pinholes, mounted in 6061-T6 aluminum alloy housing

Pinhole diameter Ø2 μm~Ø2000 μm selectable

Stainless steel and copper materials available

Compatible with 30 mm coaxial system continuously adjustable diaphragm

Housing base with M4 threaded hole

Housing in black anodized aluminum

Continuously adjustable iris diameter

Black anodized aluminum housing

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