Nikon USA just raised the prices for some of their refurbished DSLR cameras (I am not sure about lenses). Some examples:
You can see some of the September Nikon refurbished prices in this thread.
Lately I have not seen a lot of refurbished pro level equipment at B&H and Adorama. Right now B&H has a refurbished Nikon 24mm f/1.4 lens for $1,839.95 (new 24/1.4 costs $1,999).