Zeiss Ikon 5522/5 Micrometer Focusing Device mercury Not sure that it's either

Not sure that it's either

with fine grain and accurate colours

It’s a Softar

but if you're looking for a button on a cable that you can press to take a picture

A pretty decent little hood

Zeiss Ikon 5522/5 Micrometer Focusing Device mercury Not sure that it's eitherThis Zeiss Ikon 5522 5 Micrometer Focusing Device is a high precision, gear driven mini focusing rail. The base has a 3 8" inner thread for attachment to tripod or head; there's a 1 4" outer thread up top for camera mounting. A few custom attachments are also included: a "stud" type attachment for the base (so it can be held in a clamp) and a short (approximately 2cm) extender for the top. Both are, of course, removable. Cosmetic condition is good,