Nikon 800mm f5.6 ED AI-S Nikkor brand_Arri this one will do the

this one will do the trick if you're into it as a collectible

It has individual locks for panning and ball operation

so DX folks will need to multiply focal lengths as appropriate

Olympus OM TTL Auto Multi Connector acts as a tap for your Olympus OM TTL cord

This isn't a big PB-series bellows: it's tiny

Nikon 800mm f5.6 ED AI-S Nikkor brand_Arri this one will do theThe Nikon 800mm f5. 6 ED AI S Nikkor is a big lens, and I do not think that it is possible to use it without a tripod. It is half a metre long and weighs 5. 6kg, and that's not even counting the metal hood. However, if you need a lot of telephoto reach, there's not much out there that will do a better job. 800mm at f5. 6 is fast, and this lens also includes a TC 301 2x teleconverter to make this a 1600mm f11: also great. Sharp as heck. Clean optics,