Ключевые слова: abstract, backgrounds, bacterium, biochemistry, biology, biotechnology, blue, check, close up, color image, development, education, equipment, experiment, expert, eyepiece, forensic, glass, hospital, instrument, laboratory, laboratory equipment, lens, light, magnification, medical, medicine, micro, microbiology, microscope, microscope slide, ocular, one person, optical, research, sample, science, scientific, slide, sliding, surgical glove, technology, transparent, viewfinder, virus, white, zoom,