Mamiya RB67 No.2 Extension Tube brand_Rollei a good all-purpose zoom with

a good all-purpose zoom with a useful range

but you can do whatever

some of you Contax folks are probably sharpening your pitchforks right now

which can be used on any Nikon camera from the very beginning

4L is a classic fast semi-wide lens

Mamiya RB67 No.2 Extension Tube brand_Rollei a good all-purpose zoom withNeed more extension for your RB67? This tube will give you an additional 82mm a substantial amount when combined with the RB's already impressive built in bellows extension. So put on your macro hat and get ready to take a journey into the realm of the miniature, because like it or not, that's where this tube is taking you. Good working order, minor cosmetic wear.