Normaalinäköinen

Normaalinäköinen is a Finnish term that translates to "normal-sighted" or "emmetropic" in English. It refers to a person whose vision is considered to be within the typical range of human sight without the need for corrective lenses such as glasses or contact lenses. This means that the eye can focus light precisely onto the retina, resulting in clear vision at both near and far distances.

The opposite of normaalinäköinen would be someone who is myopic (likenäköinen), hyperopic (kaukotaittoinen), or astigmatic (hajataittoinen), all of which are refractive errors that cause blurred vision and often require correction. The state of being normaalinäköinen is achieved when the eyeball's length and the cornea's curvature are such that light rays converge at the focal point on the retina without any distortion.

While the term "normal" suggests a universal standard, there can be slight variations in visual acuity even among individuals considered normaalinäköinen. However, these variations are generally not significant enough to impede daily activities or necessitate vision correction. It is a state of visual health that allows for clear and comfortable perception of the world.