Punched paper tape e camera: o que têm em comum

1. Passo 1. Punched paper tape — faz parte de — Tear de Bouchon. A paper tape sets which threads are raised.
2. Passo 2. Tear de Bouchon — é feito de — Paper. The program is a perforated paper tape.
3. Passo 3. Paper — é material para — Photometer. A photometer compares the illumination of paper screens.
4. Passo 4. Photometer — inclui — Exposure meter. A photometer.
5. Passo 5. Exposure meter — faz parte de — Camera. A built-in light meter.

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