digital clock

[linternet1]

Strngely, when I wake up in the morning,I cannot see the numbers on the digital clock, instead I see the black spaces around them. If I blink a few times the numbers come into view and the black spaces recede as they should. Anyone have simiar issue?

[John C Hagan III, MD, FACS, FAAO]

Likely mucous in eye or dry spots on cornea.

JCH MD