Close-up of the microscope eyepieces, on the background of a working woman lab assistant in a lab coat.
Children and laboratory assistant makes experiment with Chladni plate
Assistant showing product to customer
Assistant showing product to customer
Woman lab assistant working with a microscope in Laboratory. Female scientist looking through a microscope in lab. Scientist using a
Lab worker is dancing in the corridor
smiling male lab assistant in laboratory, looking at camera, scientist and forensic expert
Scientists in lab. Scientist brings glass flask with chemical liquid in lab. Chemist preparing for research in science laboratory. Assistant brings lab flask for scientific experiment