Mechanical iris

Mechanical Iris Box: This instructable will show you how to make a box lidded with a mechanical iris. I originally made the mechanical iris as a prototype for a different project, but the prototype ended up working nicely and I didn't want to waste it. I had an old clea…

This mechanical iris uses gears to open and close for a high impact peep hole.

Mechanical Iris V2.0: Before anything else, I would like to say that this Instructable is based on and inspired by carlbass and his Mechanical iris. Author: https://www.instructables.com/member/carlbass/ Instructable: https://www.instructables.com/id/mechanical-iri…

Mechanical Iris by sketchpunk - Thingiverse

After I finished the prototype and played around with it for a bit I truly understood how the mechanism itself works, thus enabling me to come up with parts that would ensure a maximum difference between fully opened and fully (as much as possible) closed iris. I decided I'd invest some time and draw the schematics for the parts I figured would perform well. I am planning to make a short tutorial on how to decide the number of shutters as well as their length to achieve the best results…

How to Make a 12 Leaves Mechanical Irirs: Materials: 1 - bicycle chain......yes a bicycle chain, you'll seee what's for. 1 - copper sheet 1 - 15mm MDF board (20 x 20 cm will do) 1 - 3mm MDF board (20 x 20 cm will do) ( not on the pics) 1 CD tube case And also some tools such as: Bicicle c…

Make an iris diaphragm out of craft materials found around the home. This step-by-step guide will help you build a functional cardboard mechanical iris.

Mechanical Iris V2.0: Before anything else, I would like to say that this Instructable is based on and inspired by carlbass and his Mechanical iris. Author: https://www.instructables.com/member/carlbass/ Instructable: https://www.instructables.com/id/mechanical-iri…

Need help about understanding a shutter diaphragm mechanism (modeling)