Human eye showing close-up of blue iris and pupil - Stock Image - F024/0271 - Science Photo Library

Human eye showing close-up of blue iris and pupil. The iris, a coloured muscular ring, regulates the amount of light that enters the eye through the pupil. CRISTINA PEDRAZZINI/SCIENCE PHOTO LIBRARY

Best Extreme Close Human Iris Eye Royalty-Free Images, Stock

Closeup shot of a human eye with an iris composed of a unique mix

Person eye iris reflection close up hi-res stock photography and

Best Extreme Close Human Iris Eye Royalty-Free Images, Stock

Person eye iris reflection close up hi-res stock photography and

Eye Blue Iris Black Pupil Human Stock Vector (Royalty Free), 41% OFF

69,312 Blue Iris Closeup Royalty-Free Images, Stock Photos

Eye Blue Iris Black Pupil Human Stock Vector (Royalty Free), 41% OFF

Close up of a human eye and iris hi-res stock photography and

Person eye iris reflection close up hi-res stock photography and

Eye Blue Iris Black Pupil Human Stock Vector (Royalty Free), 41% OFF

Person eye iris reflection close up hi-res stock photography and