List of cameras supporting a raw format - Wikipedia
Nikon D610 Review: Digital Photography Review
How To Find Out How Many Pictures Are On Your Nikon Camera – Mecam.me
File extension NEF NRW support - Nikon RAW CODEC for 64 bit Windows 8.1 Windows 8 Windows 7 and Windows Vista - Windows Imaging Component CODEC for Nikon RAW files
Nikon RAW (NEF) Codec for 64 bit Vista or Windows 7