M39 Screw Lens to Nikon adapter for D700 D300 D5000 D90 D80. Set M39 lens. The aperture is not set. M39 Screw Lens to Nikon adapter x1pcs. The adapter has no electrical connection and diaphragm & focusing are required to be set by manual.This adapter can work with lenses having both only automatic diaphragm (A) and selector A/M.
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