Associations to the word «Varifocal»
Wiktionary
VARIFOCAL, adjective. Having a variable focal length, with focus that changes in synchronization
VARIFOCAL LENS, noun. A spectacle lens whose magnifying power varies from top to bottom, allowing them to be used for both distance use and for reading
Wise words
Don't you know this, that words are doctors to a diseased
temperment?