Iris Diaphragm Mechanism – 3D Printable & Easy to AssembleThis 5-blade iris diaphragm mechanism has an outer diameter of 114mm and an inner diameter of 56mm. It opens and closes with a 30-degree rotation and is fully optimized for support-free 3D printing. The parts are precisely designed for smooth assembly and seamless operation.

Features:

Support-free design – Ideal for FDM and resin 3D printingEasy assembly – No special tools required Suitable for mechanical projects, interactive designs, and creative DIY applications

Note:

Please avoid scaling the model, as changing tolerances may affect its functionality.

Available File Formats:

STL & OBJ (Each part is saved separately)Other formats available as assembly.

If you need a customized mechanism or have an idea for a new design, feel free to contact me