中科實中洪吏恆同學(右一)使用自製光度計進行肥料含磷濃度探討
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| File size | 705058 |
| Original date | 2023/11/12 上午 11:59 |
| Resolution | x |
| Flash | 13 |
| Focal length | 30.0mm |
| Exposure time | 1/160s |
| Aperture | 2.8 |
| Focus Distance | |
| Metering Mode | Center-weighted averaging |
| Camera make | SONY |
| Camera model | ILCE-7M4 |
| Sensor type | |
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