M42 Lenses to Nikon F Lens Mount Adapter with Optic Glass K&F Concept M10171 Lens Adapter

SKU: KF06.119

Q
Does the M42 to Nikon F with optical glass change the focal length (crop factor)?
Answer Question
A
Hello, lenses do not affect focal length, only when the frame of the lens and camera is different will it affect focal length.