Specifications of the Octarem 8x50 B. One of the very best Zeiss binoculars. Exit pupil 6,25 mm. Relative geometric brightness 39,06. Field of view at 1000 m 122m. The item "Carl Zeiss JENA OCTAREM 8X50B Binoculars RARE" is in sale since Saturday, April 25, 2020. This item is in the category "Cameras & Photography\Telescopes & Binoculars\Binoculars & Monoculars". The seller is "anthony657" and is located in Sevenoaks. This item can be shipped worldwide.