iris mechanism

This is just a project i did which i thought was interesting and i hope you do too.

[MrVj]

Hello Nic,

Thank you for such a wonderful mechanism video, I am also trying to make a similar projects for my final year.
How do I make the Iris mechanism.
Please explain.

Thank you.

[Ayce]

hey nic, a pir sensor is way cheaper for this purpose.

[izakaya]

Change the mechanism with blade, and switch the motor polarization will be cool

[MariaBinteMizan]

hello, could you please tell me how you made it? the sensor part as well?

[ArchitectVirendraChhatria]

Dear Sir, how it is working? What's the principle