Female scientist in respiratory mask, safety glasses and protective coverall working on microscope in modern laboratory
Medium portrait of serious Caucasian male scientist in protective coveralls posing or camera with hands folded standing in modern research laboratory
Portrait of female scientist in protective coverall suit, glasses and mask posing on camera in laboratory
Medium slowmo portrait of Caucasian male scientist in protective coveralls walking through polyethylene and posing for camera with hands folded, working in secret laboratory
Medium slowmo portrait of African American male scientist in protective coveralls walking through polyethylene and posing for camera with hands folded, working in secret laboratory
Portrait of African American male scientist in protective coverall suit, glasses and mask standing in laboratory and posing on camera
Tilt up medium portrait of two medical workers in protective coveralls, face shields and masks posing for camera with hands folded
Group portrait of multiethnic scientists in protective coverall suits, glasses and face masks standing together in laboratory and posing for camera
Low-angle medium portrait of African American female doctor or nurse in protective coveralls, face shield and mask posing for camera with hands folded
Portrait of African American scientist in protective mask and glasses posing for camera in laboratory
Low angle portrait shot of male ecologist in protective coverall and respiratory mask standing outdoors and posing for camera
Closeup portrait of Caucasian female lab scientist wearing protective coverall, safety glasses and respiratory mask looking at camera standing indoors