Optical Illusion Maker

Hidden picture is created by converting the image to black and white, reducing the contrast, and then making it harder to distinguish by drawing lines at regular intervals on top.

If the original image is difficult to see, try increasing the density to around 20.Changing the line thickness can also affect the visibility.Upload jpg or png image file(Size must be under 1MB).

Sickness（0〜100）:

Line width:

<< menu