Hand of teacher pointing to molecular structure on projection screen — Stock photos

"Hand of teacher pointing to molecular structure on projection screen" is an authentic stock image by Caiaimage. It’s available in the following resolutions: 1600 x 1091px, 2600 x 1773px, 5063 x 3452px. The minimum price for an image is 149$. Image in the highest quality is 5063 x 3452px, 300 dpi, and costs 549$.