A microscopic close-up of a sheet of sandpaper. You can see individual yellow grains of sand caught by the light. Some grains are semi-translucent.
  • Camera: Google Pixel 7a
  • Focal Length: 5.43mm
  • Aperture: ƒ/1.9
  • Shutter: 1⁄50
  • ISO: 57

A sheet of sandpaper through a microscope.