Matt McWilliams
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README.md
contact printer
A desktop 16mm contact printer and film transport platform made using 3D printing and aluminum extrusion.
NOTE: This is a work in progress. Build instructions to follow.
This contact printer is designed to make 16mm prints using affordable electronics and 3D printing. It is not intended as a replacement for professional printers like the Bell & Howell Model C. This project is for DIY filmmakers, independent artists and small film labs to have a machine that can produce reasonable-quality work prints with a small footprint on short lengths of film easily.
This is intended to be a
Examples
Contact the first print made on the prototype during a residency at Filmwerkplaats. Soundtrack applied by the opt_snd soundtrack recorder system by Hrvoje Spudić.
Bill of Materials
Below are estimates based on per-unit costs found online. Actual price of a full build may be higher.
| Part | Qty | Cost (USD) | Minumum |
|---|---|---|---|
| M4 hex bolt 40mm | 4 | $2.44 | 10 for $6.09 |
| M3 sliding t slot nut | 25 | $1.43 | 105 for $5.99 |
| M3 hex cap bolt 8mm | 25 | $2.25 | 100 for $8.99 |
| M3 hex cap bolt 6mm | 8 | $0.59 | 100 for $7.26 |
| M3 hex cap bolt 12mm | 1 | $0.09 | 100 for $8.36 |
| L298N Motor driver module | 1 | $2.88 | 4 for $11.49 |
| ESP32 GPIO breakout board | 1 | $6.00 | 2 for $11.99 |
| ESP32 Dev board | 1 | $6.67 | 3 for $19.99 |
| 608-RS Ball Bearing | 1 | $0.18 | 100 for $17.79 |
| 250RPM DC geared motor | 2 | $29.98 | 1 for $14.99 |
| 2020 Aluminum extrusion mm | 1880 | $11.41 | 12200 for $73.99 |
| 100RPM DC geared motor with encoder | 1 | $16.19 | 1 for $16.19 |
| --------- | ------ | -------- | --------- |
| TOTAL | 1950 | $80.11 | $203.12 |
Acknowledgements
Developed with support from Filmwerkplaats at WORM and SPECTRAL.
Special thanks to Esther Urlus, Hrvoje Spudić and Nan Wang.
Magnetic clutch design inspired by Clyde Shaffer's Shaffer Linear Processor.