optical illusion

When it came, the effect was instantly disorienting, like switching between images in an optical illusion.

Seth takes the reader through a fun litany of optical illusions and demonstrations, some quite familiar and others less so.

Add that to the theory that various forms of life travel across the universe through asteroids and other debris, and you have a hypothesis more credible than distant sightings by pilots that could be explained in part by optical illusions.

One of the areas of cultural study that first hooked her had to do with optical illusions.

Leaning at a seemingly unsustainable angle, Menashe Kadishman’s “Suspended” is a clever optical illusion that made me feel it was paused in time, but it could come crashing down if I hit the proverbial play button.

Its 8-megapixel camera, inclusive of true-tone and dual-LED f/2.2 aperture flashes, features optical image stabilization.

Traditional coach seats gave the illusion of comfortable padding but were angular, not reflecting body shapes.

And we are under no illusion that this state of affairs is confined to one battalion.

You said, “freedom of speech is an illusion” and “freedom of assembly is an illusion.”

Democracy is an illusion, freedom of speech is an illusion, freedom of assembly is an illusion.

But the growing crops are too cleanly and carefully weeded and too uniformly good to protract the illusion.

All this I admit to be the fever of the mind—a waking dream—an illusion to which mesmerism or magic is but a frivolity.

The burning atmosphere, the motionless air caused doubtless the optical illusion.

Nor wilt thou rest forever, weary heart.The last illusion is destroyed,That I eternal thought.

From the first entrance, to the last cry of triumph or despair, the illusion was perfect.