100% compatible for Nikon D3000 D3100 D3200 D40x D50 D5100 D5200 D60 D70s. Nikon D5200, D5100, D70s, D50, D3100, D40x, D3200. They also play an important role inpreventing any stray light from entering the viewfinder whilst you’re looking down it.
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