Using undocumented TextRecognize
options as you can see here, you can do:
create a textLinesImg
like this:
Manipulate[
Column[TextRecognize[Binarize[#, b], "SegmentationMode" -> 7] & /@
textLinesImg]
, {{b, 0.9}, 0, 1}
, ContinuousAction -> False
]