1) You are correct that vignetting will the issue. DX lenses are designed to throw light onto a smaller area than 35mm film. 2) If you have newer lenses without a focus ring you're out of luck with older / vintage cameras, and honestly I'm not sur... read more
2) If you have newer lenses without a focus ring you're out of luck with older / vintage cameras, and honestly I'm not sure what a more modern body like the 4040, 6060, 8080 ranges will do in auto mode with a G lens.. but still really limiting. read more
Nikon D2-series, D1-series, D200, D100, D90, D80, D70-series, D60, D50, D40-series, D3000, and film SLR cameras will not communicate aperture information electronically, therefore cannot be used to control aperture of E-Type lenses. read more