D40X Compatible Lenses: Nikon F mount with AF coupling and AF contacts Type G or D AF Nikkor 1) AF-S, AF-I: All functions supported, 2) Other Type G or D AF Nikkor: All functions supported except autofocus, 3) PC Micro-Nikkor 85mm f/2.8D: Can only be used in mode M; all other functions supported except autofocus, 4) Other AF Nikkor*2/AI-P Nikkor: All functions supported except autofocus and 3D Colour Matrix Metering II, 5): Non-CPU: Can be used in mode M, but exposure meter does not function; electronic rangefinder can be used if maximum aperture is f/5.6 or faster *1. IX Nikkor lenses can not be used *2. Excluding lenses for F3AF
D40: Compatibility with Nikkor lenses with Nikon F mount with AF coupling and AF contacts. Autofocus is supported only with AF-S and AF-I CPU lenses, which are equipped with built-in motors.)
D40: Compatibility with Nikkor lenses with Nikon F mount with AF coupling and AF contacts. Autofocus is supported only with AF-S and AF-I CPU lenses, which are equipped with built-in motors.)