What is the make of the Film SLR? If you buy a DSLR with the same company then the lenses you have for the film SLR will work on the DSLR you would be buying. For example Canon SLR lenses (EF) will work on Canon DSLR's (both the full frame and the cropped - EF/EF-S).
"Without the Possibility of Death, Adventure is not Possible" Reinhold Messner
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