note the following warnings when scanning paper with the camera
Reading Under Light
Do not place paper under or near the light source. this causes reflections in the encoded areasYou can also read paper in low light without any problems. Do not attempt to illuminate the paper
Do not hold the phone to its side or crossHold the phone so that it is directly on the paper and parallel to the paper
How Close Should the Phone Be
Phone not far from paperThe phone should be kept as close to the paper as possible. Lines outside the paper must remain inside the screen
Printing a Form from a Printer
If lines and squares outside the form are damaged, reading does not occurDon't damage lines and squares outside the form
How to Encode
The option should not be coded half or faintly. The encoding should not be in the form of a line or a cross. The incorrectly encoded option should be completely deleted. Coding should not be taken out of the option. Multiple options should not be codedFlats must be fully filled so that they do not protrude
What Forms Can Be Read
The application cannot read a random formTest Plus can only read its own optical forms. Test Plus optical forms have a rectangular line on the outside and 6 squares inside this line
How to Size a Form
Do not distort the form. If the aspect ratio is distorted, the reading does not take placeYou can enlarge or decrease the form without distorting the aspect ratio
Can the form be wrinkled
The form should not be wrinkled or curlyCorrect wrinkled or curved forms by hand