Keywords
35 to 39 years, accuracy, adult, alone, blur, brunette, caucasian ethnicity, class, classroom, clipboard, close, close-up, color, companion, dark hair, day, demonstration, detail, differential focus, educate, educating, education, female, flask, focus, focus on foreground, focus techniques, friendship, guardian, hair, hair color, hairstyle, head and shoulders, headshot, health-and-safety, intelligence, lab coat, laboratory beakers, learning, long hair, mid adult, mid adult woman, one person, physics, protection, protective clothing, school, science, shallow focus, showing, single, smart, stand, standing, stands, stationery, teacher, view, view point, volumetric flask, white, woman, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, is09a862d