Nikon F60  type_Measuring The Nikon D3100 is a

The Nikon D3100 is a compact DSLR camera that shoots 1080p/24 video or 14mp stills

This full-frame lens will work with any Nikon SLR that allows in-camera aperture control (it does not have a mechanical aperture ring) and will autofocus on any Nikon SLR that has a built-in focusing motor

but it beats carrying around a bunch of external viewfinders

This is a manual focus lens

Nikon SW-13H diffuser

Nikon F60 &nbsptype_Measuring The Nikon D3100 is aThe Nikon F60 is an autofocus 35mm SLR compatible with Nikon F mount AF lenses (not included). Full manual or automatic control, plus a built in flash. This isn't Nikon's fanciest camera, but it does the job.