Contact Lenses For Night

contact lenses
A thin plastic lens placed directly on the surface of the eye to correct visual defects
(contact lens) A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically
(Contact lens) A small plastic disc containing an optical correction that is worn directly on the cornea as a substitute for eyeglasses.
(contact lens) contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication

night
The darkness of night
the period spent sleeping; "I had a restless night"
The period of darkness in each twenty-four hours; the time from sunset to sunrise
This as the interval between two days
the time after sunset and before sunrise while it is dark outside
a period of ignorance or backwardness or gloom