Make sure you have an Arduino Leonardo or equivalent microprocessor, big enough sheets of 3mm material to cut the design from and plenty of wires and M3 10 screws and nuts to assemble all the parts.
For this device you need an Arduino or equivalent microprocessor.
| No | Amount | Description | Supplier JP | Cost (Yen) |
|---|---|---|---|---|
| 1 | 1 | 5mm 白 LED | Akizuki | 20 |
| 2 | 1 | |||
| 3 | 1 | 回折格子シート 1000本/mm | Amazon, Carolina | 1290 |
| 4 | 1 | 100 uF コンデンサ | Akizuki | 10 |
| 5 | 4 | 220Ω 抵抗 | Akizuki | 100 |
| 6 | 1 | ピンヘッダ （オスＬ型） | Akizuki | 50 |
| 7 | 1 | ＲＧＢフルカラーＬＥＤ ５ｍｍ (カソードコモン) | Akizuki | 50 |
Estimate cost: EUR 38.85
Alternatives
- Photodiode arrays can be found in flat bed scanners
- CCD chips are part of cheap webcams
- Compact Discs (CDs) have 0.001 mm slits