Hourglass in hands of scientist, conceptual image of passing time. — Stock photos

"Hourglass in hands of scientist, conceptual image of passing time." is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1046 x 1600px, 1700 x 2600px, 3400 x 5201px. The minimum price for an image is 49$. Image in the highest quality is 3400 x 5201px, 300 dpi, and costs 449$.