Examlex
Smoking is linked to reduced fertility in men and women.
Light Rays
Streams of photons, which are elementary particles of light, that travel in straight lines and are visible when they encounter an object or substance.
Magnifying Lens
An optical lens or device designed to enlarge the appearance of objects viewed through it.
Light Source
Any device or natural entity that emits light, used to illuminate environments or as part of visual presentations.
Visual Disorders
Conditions that impair the ability to see clearly, which can range from mild visual impairment to complete blindness.
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