Gallery of OCR
Here is a selection of results representing a range of Greek fonts and page layouts.
Editions Bude
Die Griechischen Christlichen Schriftsteller
Migne
Porson Fonts
Loeb
Oxford
Herodoti Historiae, recognovit breviqve adnotatione critica instrvxit Carolus Hu. vol. 2
Athanasius The orations of St. Athanasius against the Arians
Oxford with Lunate Sigmas
Teubner Fonts
Teubner Semi-Lunate Sans-serif
Teubner Old Serif
August Nauck. Porphyrii philosophi Platonici Opuscula tria This is very poorly scanned.