1·0 prism dioptre in hyperphoria at 33 cms,
6·0 prism dioptres in esophoria at 33 cms,
12·0 prism dioptres in exophoria at 33 cms
2·0 prism dioptres in hyperphoria at 6 metres,
10·0 prism dioptres in esophoria at 6 metres,
8·0 prism dioptres in exophoria at 6 metres;
Even if you exceed this limits you might be ok, if your fusional reserves are within limits to prevent diplopia.