Cuidado de la salud, las personas, la vista y el concepto de visión - mujer feliz elegir y mostrar gafas a óptico en la tienda de óptica - Foto e imágenes de stock

Health care, people, eyesight and vision concept - happy woman choosing and showing glasses to optician at optics store

Young female electrical engineering student

Woman pointing to the glasses she wants to try

Young woman and man selecting new glasses

Scientists at chemical laboratory during work

Car service, repair, maintenance and people concept - auto mechanic man or smith with clipboard at workshop or warehouse

Manufacture, industry, production and people concept - woman programming industrial equipment with computer at ice cream factory

Science, work and people concept - international group of happy scientists celebrating success and showing thumbs up in laboratory

Car service, repair, maintenance and people concept - auto mechanic man or smith with engine oil and clipboard at workshop or warehouse

Business and new technology concept - smiling woman pressing buttons on virtual screen

Manufacture, industry, production and people concept - woman programming industrial equipment with computer at ice cream factory

Science, chemistry, technology, biology and people concept - young scientists with tablet pc and microscope making test or research in clinical laboratory

Stressed male boss on business meeting with team in office