---
title: "Mechanical Transitions"
description: "Showcase of mechanical shutter and iris transitions"
---
import { InstallCommand } from "/snippets/install-command.jsx";
## Install
That writes one file: `compositions/transitions-mechanical.html`.
## Source
```html
TRANSITION CATALOG
Mechanical Transitions
2 transitions
ONE
SCENE A
TWO
SCENE B
01
Shutter
Use a shutter close/open transition
02
Clock Wipe
Use a clock wipe transition
MECHANICAL TRANSITIONS
2 Transitions
```
## Usage
After installing, add the block to your host composition:
```html
```
{/* hf:generated-footer */}
Tagged `transition` `showcase`.
## Related topics
- [Browse the complete Catalog](/catalog)
- [Add assets and Catalog items in Studio](/studio/assets-and-blocks)
- [Build a richer composition](/go-further)