- Constructing the Delta Stage with transmission illumination
- Constructing the Delta Stage with reflection illumination

# 55mm Petri dish holder

This holds a 55mm Petri dish firmly on top of the stage for the OpenFlexure Delta Stage

### Parts

- 3 M3x6mm screw

### Tools

- 1 2.5mm hex screwdriver

### 3D printed parts

- 1 55mm petri dish holder

# Method

## Step 1: Attach the petri dish holder to the stage

Screw the 55mm petri dish holder to the main body with three M3x6mm screws using a 2.5mm hex screwdriver.

## Step 2: Push in the petri dish

The petri dish has a tight fit, and its lid can also be put on.