The serosanguinous fluid can appear pinkish in color due to the small amount of blood cells that mix with the serous drainage. The consistency of this exudate is watery and thin and typically appears during the healing of wounds.
Bifocals are often prescribed for presbyopia. Bifocals are eyeglasses that have two different prescriptions in one spectacle lens. The top part of the lens corrects for distance vision and the lower portion of the lens is designed to help a person see objects up close.
Bifocal Reading Glasses. All of us who wear bifocal glasses can thank Benjamin Franklin for providing us with the ability to focus up close and afar - all with one pair of eyeglass frames. Bifocals combine a lower section of the reading glasses with a standard long distance lens component.