| Camera Maker | Nikon Corporation | Camera Model | NIKON D90 |
| Aperture | f/22 | Color Space | sRGB |
| Exposure Value | 1 EV | Exposure Program | Aperture Priority |
| Exposure Time | 10 sec | Flash | No Flash |
| Focal Length | 18 mm | ISO | 200 |
| Metering Mode | Pattern | Date/Time | 2017:10:13 18:12:54 |
| Resolution Unit | Inch | X Resolution | 240 dots per ResolutionUnit |
| Y Resolution | 240 dots per ResolutionUnit | Compression | Jpeg Compression |
| Contrast | 0 | Exposure Mode | 0 |
| Saturation | 0 | Scene Type | Directly Photographed |
| Sharpness | 0 | Subject Distance | 1.41 |
| Caption | While this concave mirror was targeted towards focusing the Sun's rays for burning things in the focus, this along with a number of other inventions in the collection would lend themselves well to creating telescopes. |