Flaieh

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

Reversal color illusion:
– Lowering your head with half‑closed eyes induces a color illusion in which one row appears as RGB and the other as CMY; raising your head with half‑closed eyes reverses the color illusion.

[Flaieh @DFlaieh1987]

Reversal color illusion:
– Lowering your head with half‑closed eyes induces a color illusion in which one row appears orange–blue and the other green–magenta; raising your head with half‑closed eyes reverses the color illusion.

[Flaieh @DFlaieh1987]

Reversal color illusion:
– Lowering your head with half‑closed eyes induces a color illusion in which one row appears green–magenta and the other cyan–red; raising your head with half‑closed eyes reverses the color illusion.

[Akiyoshi Kitaoka @AkiyoshiKitaoka]

Phantom dragons

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.

- The black and white lines inside the colored bars tilt in the opposite direction to the colored bars.

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

Lowering or lifting your head with half‑closed eyes makes the horizontal lines appear tilted, while moving your head left or right makes the vertical lines appear tilted.

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

The brick illusion:
- Lowering your head with half‑closed eyes makes the brick‑pattern tilt, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

Reversal Fraser–Wilcox illusion:
- Lowering your head with half‑closed eyes induces a motion illusion with a specific direction, while raising your head with half‑closed eyes reverses that direction.
- Viewing angle and distance affect the intensity of the illusion.

[Flaieh @DFlaieh1987]

Reversal Fraser–Wilcox illusion:
- This illustration shows how I perceive the illusion with half‑closed eyes.
- The gradient changes direction depending on the head angle, which adds dark and light contours to the edges of the colored area.

[Flaieh @DFlaieh1987]

Reversal Fraser–Wilcox illusion:
- Lowering your head with half‑closed eyes induces a motion illusion with a specific direction, while raising your head with half‑closed eyes reverses that direction.

[Flaieh @DFlaieh1987]

Reversal PDI:
- Lowering your head with half‑closed eyes induces a peripheral‑drift illusion with a specific motion direction, while raising your head with half‑closed eyes reverses that direction.

[Flaieh @DFlaieh1987]

V.2.

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes induces a tilt illusion, while raising your head with half‑closed eyes reverses the tilt.
- The viewing angle of the screen can affect the strength of the illusion; its clarity may weaken or intensify accordingly.

[Flaieh @DFlaieh1987]

Reversal tilt illusion:
- Lowering your head with half‑closed eyes makes the gradient tilt, while raising your head with half‑closed eyes reverses the tilt.

[Flaieh @DFlaieh1987]

Version 2. Reversal coffee‑wall illusion:

[Flaieh @DFlaieh1987]

Reversal coffee‑wall illusion:
- Lowering your head with half‑closed eyes makes the gradient tilt, while raising your head with half‑closed eyes reverses the tilt.