Quote:
Originally Posted by C J
My understanding is that the difference is in the glass and the construction. My own personal observations bear that out. The ProStaff is not the same ProStaff that was sold 8-10 years ago.
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Looking at the Nikon website there are obviously differences in the discontinued Prostaff 3-9X40 models. Discontinued 3-9X40 models rated at 90% light transmission. Current production 3-9X40 rated at 98%. Probably different lens coatings.