![](http://www.alamy.com/thumbs/6/29C68A6E-D21A-4E07-9A39-2F777C423DBC/KM9JF7.jpg)
Hand holding magnification to search icons in a book knowledge concept vector with sky background.
Size: 5000px × 2858px
Photo credit: © Porntep Lueangon / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: analyzing, background, book, bulb, business, closeup, clouds, design, detective, discovery, education, elements, examining, experiment, find, glass, hand, handle, holding, ideas, illustration, isolated, lens, light, macro, magnification, magnifier, magnify, magnifying, mark, mystery, quality, question, reading, research, science, search, sky, studying, symbol, test, tool, vector, vectors, view, vision, watching, white, world, zoom