Subaru and W. M Keck Observatories

4387/4890

✔ Automatic

✔ XXS - tiny (640 x 341)
✔ XS - extra small (864 x 461)
✔ S - small (960 x 512)
✔ M - medium (1067 x 569)
✔ L - large (1366 x 729)
✔ Original (1600 x 854)

slideshow

The Subaru telescope (left) has such a large mirror that it took weeks to get it up the mountain. They had to remove all the road signs along the route because the mirror was wider than the roadway.