defocuses
Goes out of focus
Defocuses means to cause something to lose focus or sharpness.
A camera defocuses when the subject blurs; attention defocuses when concentration drifts.
The term appears in optics, photography, and figurative contexts: The background defocuses beautifully in portrait mode.
His mind defocuses after too many hours of work.
Lack of sharpness
- hazeMurky atmospheric suspension
- softenMake less firm
- fogLow-lying cloud cover
- mistFine airborne moisture
smudge · veil · cloud · fuzzy · indistinct · dim · shadowy · diffuse
Light-focusing curved glass
- apertureAdjustable optical inlet
- bokehAesthetic quality of defocus
- depth of fieldZone of acceptable sharpness
- focal lengthLens-to-convergence-point distance
camera · diopter · viewfinder · eyepiece · autofocus · image stabilization · photography · microscope
Keenness of edge, mind, or image
- clarityState of being understandable
- detailSingle small element
- precisionAccuracy of measurement
- definitionStatement of meaning
acuity · pixelation · fidelity · crispness · granularity · distinctness · fineness · resolution
Focused mental awareness
- concentrationSustained single-minded attention
- wanderMove without fixed direction
- driftGradual movement, no direction
- daydreamingIdle mental wandering
scatterbrained · sidetracked · preoccupation · zone out · mind-wandering · inattention · absent-minded · divert
blur
Lack of sharpness
mist · smudge · veil · cloud · fuzzy · indistinct · dim · shadowy · diffuse · gauzy
lens
Light-focusing curved glass
- apertureAdjustable optical inlet
- bokehAesthetic quality of defocus
- depth of fieldZone of acceptable sharpness
focal length · camera · diopter · viewfinder · eyepiece · autofocus · image stabilization · photography · microscope · telescope
sharpness
Keenness of edge, mind, or image
definition · acuity · pixelation · fidelity · crispness · granularity · distinctness · fineness · resolution · articulation
attention
Focused mental awareness
- concentrationSustained single-minded attention
- wanderMove without fixed direction
- driftGradual movement, no direction
daydreaming · scatterbrained · sidetracked · preoccupation · zone out · mind-wandering · inattention · absent-minded · divert · stray