[iPhone God App] It was found using the Kinetic Visual Acuity actually

'Kinetic Visual Acuity' improve your kinetic visual acuity.
A rotating hex-head pillar will dash out of a screen interior.
Reading numbers on the rotating hex-head pillar will improve kinetic visual acuity.
The passing speed and the rotational speed of a hex-head pillar will change depending on the difficulty level.
Orbit of a hex-head pillar will change every time.

Test Mode : 5 times for all difficulty levels.
Train Mode : select any difficulty level.

Visual Acuity is classified as KVA,DVA and SVA.
KVA: direction of depth
DVA: left-right,up-down
SVA: static
'Kinetic Visual Acuity' is useful for training of both KVA and DVA.

Great athletes exhibit good kinetic visual acuity.
Kinetic Visual Acuity is said to influence the batting performance of baseball players.