Olympus M.Zuiko Digital 1.4x Teleconverter MC-14 brand_Tamron It does have a thin

It does have a thin layer of foam on the bottom

Carl Zeiss C Sonnar 250mm f5

because maximum extension is about 165cm (or 1650mm) with centre column up

with only minimal use

which isn't a huge surprise

Olympus M.Zuiko Digital 1.4x Teleconverter MC-14 brand_Tamron It does have a thinThe Olympus M. Zuiko Digital 1. 4x Teleconverter MC 14 gives you a little bit of extra telephoto reach (1. 4x, specifically) at the cost of one stop of light. Clean glass, good function, and only minor cosmetic wear. Includes pouch and original box. Please note: this teleconverter is only compatible with the Olympus 40 150mm f2. 8, 300mm f4, and 100 400mm f5 6. 3.