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53847
Caption: All FIngers Pointing to Individual
Artist: Alberto Ruggieri
Release: Not Applicable
File Size: 51.94 MB
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52116
Caption: Steamroller/Computer
Artist: Wayne Mondok
Release: Not Applicable
File Size: 30.08 MB
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58547
Caption: People Fixing A Structure
Artist: Lew Azzinaro
Release: Not Applicable
File Size: 31.58 MB
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47936
Caption: Scientist with Test Tube Nose
Artist: Christopher Zacharow
Release: Not Applicable
File Size: 29.93 MB
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48949
Caption: Man With Computer Problems
Artist: Charles Peale
Release: Not Applicable
File Size: 30.09 MB
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40536
Caption: Hospital bed with keyboard mattress
Artist: Janusz Kapusta
Release: Not Applicable
File Size: 27.81 MB
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481195
Caption: Myopia, or nearsightedness, can be corrected with concave lenses to allow near objects to be brought into focus by the eye.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.19 MB
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481059
Caption: Hyperopia, or farsightedness, can be corrected with convex lenses to reduce the eye's effort to bring an object into focus.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.19 MB
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480982
Caption: Astigmatism results from a nonuniform curvature of the cornea that produces distorted vision.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.19 MB