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.
If youâd like to know the difference between bifocal and progressive reading glasses, read our handy guide below. Both bifocals and progressive lenses correct your vision at varying distances. Bifocals focus on two areas of vision â near and far â and these two areas are clearly divided across the lens.