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
A designer knows he has achieved perfection not when there
is nothing left to add, but when there is nothing left to
take away.