Action Photo Action FreePhoto Free Download ▾ 4000 x2669 3840 x 2562 2560 x 1708 1920 x 1281 1280 x 854 800 x 534 4000 x2669 3840 x 2562 2560 x 1708 1920 x 1281 1280 x 854 800 x 534 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: NIKON D810 700/10 mm f/2.8 1/60 s 320 ISO group science technology people medical health professional hospital care lab healthcare medicine disease clinic team mask room treatment emergency drug cure laboratory action surgeon medic doctors adults infection remedy Colors: