# Bill of Materials

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### Tools

- 1 #1 pozidrive screwdriver
- 1 2.5mm Ball-end Allen key - Must be a ball-ended key
- 1 extra M3x8 cap screw - For mounting trapped nuts
- 1 heatgun - If you don't have a heatgun the soldering iron can be used
- 1 Pi Camera lens tool - This should come with the pi camera
- 1 precision wire cutters - Can use a utility knife if these are unavailable.
- 1 RepRap-style printer
- 1 soldering iron
- 1 utility knife - Not a scalpel!
- 1 wire strippers

### Materials

- 50 g of Black PLA filament
- 205 g of PLA filament - Of any colour you want. Two contrasting colours may look best.

### Consumables

- 4 drops of light oil - Don't skip this or you will damage the screws
- a little solder

### Optical Components

- 1 Condenser lens

### Electronic Components

- 1 150 Ohm Resistor - The exact value will depend on the current rating of your LED.
- 1 2 pin Du Pont connector female housing
- 3 28BYJ-48 micro geared stepper motors
- 1 300mm Pi Camera ribbon cable - This is longer than the standard ribbon cable the Pi Camera is sold with!
- 40 mm of Black heatshrink - 4.8mm ID
- 1 Black pre-crimped Female-Female jumper cable (30 cm)
- 1 Raspberry Pi
- 1 Raspberry Pi Camera Module v2
- 1 Raspberry Pi Power Supply
- 35 mm of Red heatshrink - 2.4mm ID
- 1 Red pre-crimped Female-Female jumper cable (30 cm)
- 1 Sangaboard - If you cannot get a Sangaboard try building compatible arduino nano circuit
- 1 Warm white 5mm LED

### Mechanical Components

- 4 M3 brass nut
- 18 M3 nut
- 8 M3 stainless steel washers
- 17 M3x10 cap head screws
- 4 M3x25mm stainless steel hex bolt
- 6 M4x6mm button head screws
- 14 No 2 6.5mm self tapping screws
- 4 Viton O-ring (30mmx2mm) - "Viton band"

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